2007 Hummer H3 Owner's Manual
2007 Hummer H3 Manual
2007 Hummer H3 manual content summary:
- 2007 Hummer H3 | Owner's Manual - Page 1
2007 HUMMER H3 Owner Manual Seats and Restraint Systems ...7 Front Seats ...8 Rear Seats ...14 Safety Belts ...17 Child Restraints ...39 Airbag System ...65 Restraint System Check ...82 Features and Controls ...85 Keys ...87 Doors and Locks ...92 Windows ...96 Theft-Deterrent Systems ...98 Starting - 2007 Hummer H3 | Owner's Manual - Page 2
...Headlamp Aiming ...Bulb Replacement ...Windshield Wiper Blade Replacement ...Tires ...Appearance Care ... 311 314 316 321 357 358 358 358 361 365 367 406 Vehicle Identification ...415 Electrical System ...416 Capacities and Specifications ...422 Maintenance Schedule ...425 Maintenance Schedule - 2007 Hummer H3 | Owner's Manual - Page 3
General Motors of Canada Limited" for HUMMER whenever it appears in this manual. This manual describes features that may be available in this model, but your vehicle may not have all of them. For example, more than one entertainment system may be offered or your vehicle may have been ordered without - 2007 Hummer H3 | Owner's Manual - Page 4
help you learn about the features and controls for the vehicle. Pictures and words work together in the owner manual to explain things. {CAUTION: These to quickly locate information about the vehicle is the Index in the back of the manual. It is an alphabetical list of what is in the manual and the - 2007 Hummer H3 | Owner's Manual - Page 5
following topics: • Seats and Restraint Systems in Section 1 • Features and Controls in Section 2 • Instrument Panel Overview in Section 3 • Climate Controls in Section 3 • Warning Lights, Gages, and Indicators in Section 3 • Audio System(s) in Section 3 • Engine Compartment Overview in Section 5 5 - 2007 Hummer H3 | Owner's Manual - Page 6
These are some examples of symbols that may be found on the vehicle: 6 - 2007 Hummer H3 | Owner's Manual - Page 7
System ...75 Servicing Your Airbag-Equipped Vehicle ...80 Adding Equipment to Your Airbag-Equipped Vehicle ...81 Restraint System Check ...82 Checking the Restraint Systems ...82 Replacing Restraint System Parts After a Crash ...83 7 Front Seats ...8 Manual ...22 Driver Position ... Comfort Guides - 2007 Hummer H3 | Owner's Manual - Page 8
can lose control of the vehicle if you try to adjust a manual driver's seat while the vehicle is moving. The sudden movement could startle and confuse you, or make you push a pedal when you do not want to. Adjust the driver's seat only when the vehicle is not moving. Lift the bar located under the - 2007 Hummer H3 | Owner's Manual - Page 9
the seats. Power Lumbar If your vehicle has this feature, the control is located on the outboard side of the seat(s). To adjust the seat, do any of the following: • Move the seat forward or rearward by sliding the control forward or rearward. • Raise or lower the front part of the seat cushion by - 2007 Hummer H3 | Owner's Manual - Page 10
Heated Seats If your vehicle has this feature, the controls are located on the outboard side of the front seats. Reclining Seatbacks {CAUTION: You can lose control of the vehicle if you try to adjust a manual driver's seat while the vehicle is moving. The sudden movement could startle and confuse - 2007 Hummer H3 | Owner's Manual - Page 11
The seats have manual reclining seatbacks. The lever used to operate them is located on the outboard side of the seats. To return the seatback to an upright position, do the following: 1. Lift the lever fully without applying pressure to the seatback and - 2007 Hummer H3 | Owner's Manual - Page 12
vehicle is in motion can be dangerous. Even if you buckle up, your safety belts cannot do their job when you are reclined like this. The shoulder belt cannot do its job because it will not be against your body injuries. For proper protection when the vehicle is in motion, have the seatback upright - 2007 Hummer H3 | Owner's Manual - Page 13
Head Restraints Pull the head restraint up to raise it. To lower the head restraint, press the button, located on the top of the seatback, and push the head restraint down. Adjust the head restraint so that the top of the restraint is at - 2007 Hummer H3 | Owner's Manual - Page 14
seatback(s), do the following: 1. Make sure that nothing is on, under, or in front of the seat. There is a label below the seat cushion with instructions to aid in seat operation. 14 - 2007 Hummer H3 | Owner's Manual - Page 15
3. Pull the cushion forward until it rests in the footwell. Notice: Folding a rear seat with the safety belts still fastened may cause damage to the seat or the safety belts. Always unbuckle the safety belts and return them to their normal stowed position before folding a rear seat. 4. Lift the - 2007 Hummer H3 | Owner's Manual - Page 16
Returning the Seatbacks to an Upright Position {CAUTION: If the seatback is not locked, it could move forward in a sudden stop or crash. That could cause injury to the person sitting there. Always push and pull on the seatback to be sure it is locked. To return the seatback(s) to the upright - 2007 Hummer H3 | Owner's Manual - Page 17
: Safety Belts: They Are for Everyone This part of the manual tells you how to use safety belts properly. It also tells you some things you should not do with safety belts. It is extremely dangerous to ride in a cargo area, inside or outside of a vehicle. In a collision, people riding in these areas - 2007 Hummer H3 | Owner's Manual - Page 18
can survive and sometimes walk away. Without belts they could have been badly hurt or killed. After more than 40 years of safety belts in vehicles, the facts are clear. In most crashes buckling up does matter...a lot! Why Safety Belts Work When you ride in or on anything, you go - 2007 Hummer H3 | Owner's Manual - Page 19
Put someone on it. Get it up to speed. Then stop the vehicle. The rider does not stop. 19 - 2007 Hummer H3 | Owner's Manual - Page 20
The person keeps going until stopped by something. In a real vehicle, it could be the windshield... or the instrument panel... 20 - 2007 Hummer H3 | Owner's Manual - Page 21
- not instead of them. Every airbag system ever offered for sale has required the use of safety belts. Even if you are in a vehicle that has airbags, you still have to buckle up to get the most protection. That is true not only in frontal collisions, but especially in side and other collisions. 21 - 2007 Hummer H3 | Owner's Manual - Page 22
Young Children on page 42. Follow those rules for everyone's protection. First, you will want to know which restraint systems your vehicle has. We will start with the driver position. A: You may be an excellent driver, but if you are in an accident - even one that is not your fault - you and your - 2007 Hummer H3 | Owner's Manual - Page 23
3. Pick up the latch plate and pull the belt across you. Do not let it get twisted. The lap-shoulder belt may lock if you pull the belt across you very quickly. If this happens, let the belt go back slightly to unlock it. Then pull the belt across you more slowly. 4. Push the latch plate into the - 2007 Hummer H3 | Owner's Manual - Page 24
the latch plate to fully tighten the lap belt on smaller occupants. The lap part of the belt should be worn low and snug on the hips, just touching should go over the shoulder and across the chest. These parts of the body are best able to take belt restraining forces. The safety belt locks if there - 2007 Hummer H3 | Owner's Manual - Page 25
if your shoulder belt is too loose. In a crash, you would move forward too much, which could increase injury. The shoulder belt should fit against your body. A: The shoulder belt is too loose. It will not give nearly as much protection this way. 25 - 2007 Hummer H3 | Owner's Manual - Page 26
Q: What is wrong with this? {CAUTION: You can be seriously hurt if your lap belt is too loose. In a crash, you could slide under the lap belt and apply force at your abdomen. This could cause serious or even fatal injuries. The lap belt should be worn low and snug on the hips, just touching the - 2007 Hummer H3 | Owner's Manual - Page 27
Q: What is wrong with this? {CAUTION: You can be seriously injured if your belt is buckled in the wrong place like this. In a crash, the belt would go up over your abdomen. The belt forces would be there, not at the pelvic bones. This could cause serious internal injuries. Always buckle your belt - 2007 Hummer H3 | Owner's Manual - Page 28
Q: What is wrong with this? {CAUTION: You can be seriously injured if you wear the shoulder belt under your arm. In a crash, your body would move too far forward, which would increase the chance of head and neck injury. Also, the belt would apply too much force to the - 2007 Hummer H3 | Owner's Manual - Page 29
forces. If a belt is twisted, make it straight so it can work properly, or ask your dealer to fix it. A: The belt is twisted across the body. 29 - 2007 Hummer H3 | Owner's Manual - Page 30
latch plate should rest on the stitching on the safety belt, near the guide loop on the side wall. Before you close the door, be sure the belt is out of the way. If you slam the door on it, you can damage both the belt and your vehicle - 2007 Hummer H3 | Owner's Manual - Page 31
Right Front Passenger Position To learn how to wear the right front passenger's safety belt properly, see Driver Position on page 22. The right front passenger's safety belt works the same way as the driver's safety belt - except for one thing. If you ever pull the shoulder portion of the belt out - 2007 Hummer H3 | Owner's Manual - Page 32
crashes than those who are wearing safety belts. Rear passengers who are not safety belted can be thrown out of the vehicle in a crash. And they can strike others in the vehicle who are wearing safety belts. Lap-Shoulder Belt All rear seat positions have lap-shoulder belts. Here is how to - 2007 Hummer H3 | Owner's Manual - Page 33
on the buckle is positioned so you would be able to unbuckle the safety belt quickly if you ever had to. 3. To make the lap part tight, pull up on the shoulder - 2007 Hummer H3 | Owner's Manual - Page 34
your shoulder belt is too loose. In a crash, you would move forward too much, which could increase injury. The shoulder belt should fit against your body. The lap part of the belt should be worn low and snug on the hips, just touching the thighs. In a crash, this applies force to the strong - 2007 Hummer H3 | Owner's Manual - Page 35
provide added safety belt comfort for older children who have outgrown booster seats and for some adults. When installed on a shoulder belt, the comfort guide positions the belt away from the neck and head. 1. Pull the elastic cord out from between the edge of the seatback and the interior body to - 2007 Hummer H3 | Owner's Manual - Page 36
and past the belt. The elastic cord must be under the belt. Then, place the guide over the belt and insert the two edges of the belt into the slots of the guide. 3. Be sure that the belt is not twisted and it lies flat. The elastic cord must be under the - 2007 Hummer H3 | Owner's Manual - Page 37
over the shoulder and across the chest. These parts of the body are best able to take belt restraining forces. guide. Pull the guide upward to expose its storage clip, and then slide the guide onto the clip. Turn the guide and clip inward and slide them in between the seatback and the interior body - 2007 Hummer H3 | Owner's Manual - Page 38
in a side crash or a rollover event. Pretensioners work only once. If they activate in a crash, you will need to get new ones, and probably other new parts for your safety belt system. See Replacing Restraint System Parts After a Crash on page 83. Safety Belt Extender If the vehicle's safety belt - 2007 Hummer H3 | Owner's Manual - Page 39
seating positions. In a crash, children who are not buckled up can strike other people who are buckled up, or can be thrown out of the vehicle. Older children need to use safety belts properly. Older children who have outgrown booster seats should wear the - 2007 Hummer H3 | Owner's Manual - Page 40
child's face or neck? A: If the child is sitting in a seat next to a window, move the child toward the center of the vehicle. Also see Rear Safety Belt Comfort Guides on page 35. If the child is sitting in the center rear seat passenger position, move the child toward the safety belt - 2007 Hummer H3 | Owner's Manual - Page 41
{CAUTION: Never do this. Here a child is sitting in a seat that has a lap-shoulder belt, but the shoulder part is behind the child. If the child wears the belt in this way, in a crash the child might slide under the belt. The belt's force - 2007 Hummer H3 | Owner's Manual - Page 42
Infants and Young Children Everyone in a vehicle needs protection! This includes infants and all other children. Neither the distance traveled nor the age and size of the traveler changes the need, for everyone, to use safety restraints. In fact, the law in every state in the United States and in - 2007 Hummer H3 | Owner's Manual - Page 43
CAUTION: (Continued) Neither the vehicle's safety belt system nor its airbag system is designed for them. Young children and infants need the protection that a child restraint system can provide. {CAUTION: Children who are up against, or very close to, any airbag when it inflates can be seriously - 2007 Hummer H3 | Owner's Manual - Page 44
forces can be distributed across the strongest part of an infant's body, the back and shoulders. Infants always should be secured in appropriate infant restraints. A: Add-on child restraints, which are purchased by the vehicle's owner, are available in four basic types. Selection of a particular - 2007 Hummer H3 | Owner's Manual - Page 45
force on a body area that is unprotected by any bony structure. This alone could cause serious or fatal injuries. Young children always should be secured in appropriate child restraints. An infant car bed (A), a special bed made for use in a motor vehicle, is an infant restraint system designed to - 2007 Hummer H3 | Owner's Manual - Page 46
the seating surface against the back of the infant. The harness system holds the infant in place and, in a crash, acts to keep the infant positioned in the restraint. A forward-facing child seat (C-E) provides restraint for the child's body with the harness and also sometimes with surfaces such as - 2007 Hummer H3 | Owner's Manual - Page 47
is any device designed for use in a motor vehicle to restrain, seat, or position children. A built-in child restraint system is a permanent part of the motor vehicle. An add-on child restraint system is a portable one, which is purchased by the vehicle's owner. To help reduce injuries, an add-on - 2007 Hummer H3 | Owner's Manual - Page 48
. Make sure the child restraint is properly installed in the vehicle using the vehicle's safety belt or LATCH system, following the instructions that came with that restraint, and also the instructions in this manual. To help reduce the chance of injury, the child restraint must be secured in - 2007 Hummer H3 | Owner's Manual - Page 49
are attached to a flat pad which rests low against the child's body. A shelf- or armrest-type shield has straps that are attached to a wide, shelf-like shield that swings up or to the side. Because there are different systems, it is important to refer to the instructions that come with the restraint - 2007 Hummer H3 | Owner's Manual - Page 50
airbag. Even though the passenger sensing system is designed to turn off the passenger's frontal airbag if the system detects a rear-facing child restraint, no system is fail-safe, and no one can or sudden stop and injure people in the vehicle. Be sure to properly secure any child restraint in your - 2007 Hummer H3 | Owner's Manual - Page 51
use with the LATCH system Make sure that a LATCH-compatible child restraint is properly installed using the anchors, or use the vehicle's safety belts to secure the restraint, following the instructions that came with that restraint, and also the instructions in this manual. When installing a child - 2007 Hummer H3 | Owner's Manual - Page 52
instructions for your child restraint. If the child restraint does not have a top tether, one can be obtained, in kit form, for many child restraints. Ask the child restraint manufacturer whether or not a kit is available. A top tether (A, C) anchors the top of the child restraint to the vehicle - 2007 Hummer H3 | Owner's Manual - Page 53
use an anchor located on the same side of the vehicle as the seating position where the child restraint will be placed. Do not secure a child restraint in the right front passenger's position if a national or local law requires that the top tether be attached, or if the instructions that come with - 2007 Hummer H3 | Owner's Manual - Page 54
Restraint Designed for the LATCH System {CAUTION: Each top tether anchor and lower anchor in the vehicle is designed to hold only one , or use the vehicle's safety belts to secure the restraint, following the instructions that came with that restraint, and also the instructions in this manual. 54 - 2007 Hummer H3 | Owner's Manual - Page 55
instructions of the child restraint manufacturer. Notice: Contact between the child restraint or the LATCH attachment parts and the vehicle's safety belt assembly may cause damage to these parts to your child restraint manufacturer instructions and the instructions in this manual. 1.1. Find the lower - 2007 Hummer H3 | Owner's Manual - Page 56
and the following steps: 2.1. Find the top tether anchor. 2.2. Route, attach and tighten the top tether according to your child restraint instructions and the following instructions: If the position you are using does not have a head restraint and you are using a single tether, route the tether over - 2007 Hummer H3 | Owner's Manual - Page 57
Outside Seat Position If your child restraint has the LATCH system, see Lower Anchors and Tethers for Children (LATCH) on page 51. run the lap and shoulder portions of the vehicle's safety belt through or around the restraint. The child restraint instructions will show you how. 3. Push and - 2007 Hummer H3 | Owner's Manual - Page 58
3. Buckle the belt. Make sure the release button is positioned so you would be able to unbuckle the safety belt quickly if you ever had to. 4. Pull the rest of the shoulder belt all the way out of the retractor to set the lock. 58 - 2007 Hummer H3 | Owner's Manual - Page 59
and tighten the top tether to the top tether anchor. Refer to the instructions that came with the child restraint and to Lower Anchors and Tethers for Children tether is attached to the top tether anchor, disconnect it. Unbuckle the vehicle's safety belt and let it go back all the way. The safety - 2007 Hummer H3 | Owner's Manual - Page 60
you secure a child restraint in the center seat position, follow the instructions in Securing a Child Restraint in a Rear Outside Seat Position on Restraint on page 49. In addition, your vehicle has a passenger sensing system. The passenger sensing system is designed to turn off the right front - 2007 Hummer H3 | Owner's Manual - Page 61
the right front seat position, move the seat as far back as it will go before securing the forward-facing child restraint. See Manual Seats on page 8 or Power Seats on page 9. If your child restraint has the LATCH system, see Lower Anchors and Tethers for Children (LATCH) on page 51. 61 - 2007 Hummer H3 | Owner's Manual - Page 62
restraint when and as the instructions say. 1. Your vehicle has a right front passenger's frontal airbag. See Passenger Sensing System on page 75. We child restraint in this seat. See Manual Seats on page 8 or Power Seats on page 9. When the passenger sensing system has turned off the right front - 2007 Hummer H3 | Owner's Manual - Page 63
4. Buckle the belt. Make sure the release button is positioned so you would be able to unbuckle the safety belt quickly if you ever had to. 5. Pull the rest of the shoulder belt all the way out of the retractor to set the lock. 63 - 2007 Hummer H3 | Owner's Manual - Page 64
's seatback and adjust the seat cushion if possible. Also make sure the child restraint is not trapped under the vehicle head restraint. If this happens, adjust the head restraint. 6. To tighten the belt, push down on the child restraint, pull the shoulder portion of the - 2007 Hummer H3 | Owner's Manual - Page 65
side impact airbags are available for the driver and the passenger seated directly behind the driver and for the right front passenger and the passenger seated directly behind that passenger. If your vehicle has roof-mounted side impact airbags, the words AIR BAG will appear on the airbag covering - 2007 Hummer H3 | Owner's Manual - Page 66
system: {CAUTION: Frontal airbags for the driver and right front passenger are designed to deploy in moderate to severe frontal and near frontal crashes. They are not designed to inflate in rollover, rear crashes, or in many side chance of hitting things inside the vehicle or being ejected from it. - 2007 Hummer H3 | Owner's Manual - Page 67
crash. Always wear your safety belt even with frontal airbags. The driver should sit as far back as possible while still maintaining control of the vehicle. Occupants should not lean on or sleep against the door. Roof-mounted side impact airbags are designed to inflate in moderate to severe crashes - 2007 Hummer H3 | Owner's Manual - Page 68
for young children and infants. Neither the vehicle's safety belt system nor its airbag system is designed for them. Young children and airbag symbol. The system checks the airbag electrical system for malfunctions. The light tells you if there is an electrical problem. See Airbag Readiness - 2007 Hummer H3 | Owner's Manual - Page 69
Where Are the Airbags? The right front passenger's frontal airbag is in the instrument panel on the passenger's side. The driver's frontal airbag is in the middle of the steering wheel. 69 - 2007 Hummer H3 | Owner's Manual - Page 70
If your vehicle has a roof-mounted airbag for the driver and the person seated directly behind the driver, it is located in the ceiling above the side windows. If your vehicle has a roof-mounted airbag for the right front passenger and the person directly behind that passenger, it is located in the - 2007 Hummer H3 | Owner's Manual - Page 71
do not attach or put anything on the steering wheel hub or on or near any other airbag covering. And, if your vehicle has roof-mounted side impact airbags, never secure anything to the roof of your vehicle by routing the rope or tie down through any door or window opening. If you do, the path - 2007 Hummer H3 | Owner's Manual - Page 72
the sensing system to monitor the position of the driver's seat and the right front passenger's seat. Seat position sensors provide information that is used to determine if the airbags should deploy at a reduced level or at full deployment. Your vehicle may or may not have roof-mounted side impact - 2007 Hummer H3 | Owner's Manual - Page 73
, and related hardware are all part of the airbag modules inside the steering wheel and in the instrument panel in front of the right front passenger. For vehicles with roof-mounted rollover airbags, the airbag modules are located in the ceiling of the vehicle, near the side windows. How Does an - 2007 Hummer H3 | Owner's Manual - Page 74
of the airbag module - the steering wheel hub for the driver's airbag, the instrument panel for the right front passenger's airbag, and the area along the ceiling of the vehicle near the side windows for vehicles with roof-mounted side impact airbags - may be hot for a short time. The parts of the - 2007 Hummer H3 | Owner's Manual - Page 75
you in another crash. A new system will include airbag modules and possibly other parts. The service manual for your vehicle covers the need to replace other parts. • Your vehicle has a crash sensing and diagnostic module which records information after a crash. See Vehicle Data Collection and Event - 2007 Hummer H3 | Owner's Manual - Page 76
The driver's airbags are not part of the passenger sensing system. The passenger sensing system works with sensors that are part of a forward-facing child seat, and an older child riding in a booster seat. Your vehicle has a rear seat that will accommodate a rear-facing child restraint. A label on - 2007 Hummer H3 | Owner's Manual - Page 77
child restraint in a rear seat position in the vehicle and check with your dealer. The passenger sensing system is designed to enable (may inflate) the right front passenger's frontal airbag anytime the system senses that a person of adult size is sitting properly in the right front passenger's seat - 2007 Hummer H3 | Owner's Manual - Page 78
frontal airbag, depending upon the person's seating posture and body build. Everyone in your vehicle who has outgrown child restraints should wear a safety belt properly - whether or not there is an airbag for that person. If a person of adult-size is sitting in the right front passenger's seat, but - 2007 Hummer H3 | Owner's Manual - Page 79
airbag system. If this ever happens, have the vehicle serviced promptly, because an adult-size person system operates. You may want to consider not using seat covers or other aftermarket equipment if your vehicle has the passenger sensing system. See Adding Equipment to Your Airbag-Equipped Vehicle - 2007 Hummer H3 | Owner's Manual - Page 80
be serviced. There are parts of the airbag system in several places around your vehicle. You do not want the system to inflate while someone is working on your vehicle. Your dealer and the service manual have information about servicing your vehicle and the airbag system. To purchase a service manual - 2007 Hummer H3 | Owner's Manual - Page 81
any parts of the front seats, safety belts, the airbag sensing and diagnostic module, rollover sensor module, instrument panel, steering wheel, ceiling headliner, ceiling and pillar garnish trim, roof-mounted rollover airbag modules, or airbag wiring can affect the operation of the airbag system. If - 2007 Hummer H3 | Owner's Manual - Page 82
system does not need regular maintenance. Notice: If you damage the covering for the driver's or the right front passenger's airbag, or the side impact airbag covering (if equipped) on the ceiling near the side windows, the airbag may not work properly. You may have to replace the airbag module - 2007 Hummer H3 | Owner's Manual - Page 83
replace airbag system parts. See the part on the airbag system earlier in this section. If the frontal airbags inflate you will also need to replace the driver and front checked if your vehicle has been in a collision, or if your airbag readiness light stays on after you start your vehicle or while - 2007 Hummer H3 | Owner's Manual - Page 84
✍ NOTES 84 - 2007 Hummer H3 | Owner's Manual - Page 85
2 Features and Controls Starting and Operating Your Vehicle ...101 New Vehicle Break-In ...101 Ignition Positions ...101 Retained Accessory Power (RAP) ...103 Starting the Engine ...103 Engine Coolant Heater ...105 Automatic Transmission Operation ...106 Manual Transmission Operation ...109 Full - 2007 Hummer H3 | Owner's Manual - Page 86
and Controls Storage Areas ...143 Glove Box ...143 Cupholder(s) ...143 Front Seat Storage Net ...143 Front Armrest Storage Area ...143 Luggage Carrier ...144 Rear Storage Area ...146 Convenience Net ...146 Cargo Cover ...146 Cargo Tie Downs ...146 Sunroof ...147 Mirrors ...122 Automatic Dimming - 2007 Hummer H3 | Owner's Manual - Page 87
Keys {CAUTION: Leaving children in a vehicle with the ignition key is dangerous for many reasons. They could operate the power windows or other controls or even make the vehicle move. The children or others could be badly injured or even killed. Do not leave the keys in a vehicle with children. 87 - 2007 Hummer H3 | Owner's Manual - Page 88
There is one double-sided key for the ignition, and driver's door lock. If you ever do get locked out of your vehicle call the GM Roadside Assistance Center. See Roadside Assistance Program on page 454. Remote Keyless Entry (RKE) System Your Remote Keyless Entry (RKE) system operates on a radio - 2007 Hummer H3 | Owner's Manual - Page 89
Operation on page 89. • If you are still having trouble, see your dealer or a qualified technician for service. Remote Keyless Entry (RKE) System Operation You can lock and unlock the vehicle's doors and disarm or arm the theft-deterrent system from about 3 feet (1 m) up to 30 feet (9 m) away using - 2007 Hummer H3 | Owner's Manual - Page 90
-deterrent system will not arm until the open door is closed. You can program different feedback modes through the Driver Information Center (DIC). To program the feedback modes, see "Remote Keyless Entry Feedback" under DIC Controls and Displays on page 192. Matching Transmitter(s) to Your Vehicle - 2007 Hummer H3 | Owner's Manual - Page 91
work at the normal range in any location. If you have to get close to your vehicle before the transmitter works, it is probably time to change the battery. Notice: When replacing the battery, use care not to touch any of the circuitry. Static from your body transferred to these surfaces may damage - 2007 Hummer H3 | Owner's Manual - Page 92
easily enter through an unlocked door when you slow down or stop your vehicle. Locking your doors can help prevent this from happening. {CAUTION: Unlocked children, can easily open the doors and fall out of a moving vehicle. When a door is locked, the handle will not open it. You increase the chance - 2007 Hummer H3 | Owner's Manual - Page 93
. Power Door Locks The power door lock switches are located on the driver's and the front passenger's armrests. Driver's side shown Press L (lock) to lock all the doors at once. To unlock all the doors, press U (unlock). From the inside, use the manual lock levers or power door lock switch. 93 - 2007 Hummer H3 | Owner's Manual - Page 94
a manual transmission, it is programmed from the factory to lock the doors automatically when the vehicle speed is greater than 15 mph (24 km/h). The doors will unlock when the key is removed from the ignition. To personalize the automatic door locks, see "Automatic Door Locks" under DIC Controls - 2007 Hummer H3 | Owner's Manual - Page 95
remote keyless entry transmitter. {CAUTION: Make sure the swing-gate is completely closed. Driving with the swing-gate open could injure pedestrians or damage the vehicle. To open the swing-gate, pull the door handle. Pull the swing-gate rearward slightly and it will - 2007 Hummer H3 | Owner's Manual - Page 96
children, helpless adults, or pets in a vehicle with the windows closed is dangerous. They can be overcome by the extreme heat and suffer permanent injuries or even death from heat stroke. Never leave a child, a helpless adult, or a pet alone in a vehicle, especially with the windows closed in warm - 2007 Hummer H3 | Owner's Manual - Page 97
is at the desired level. Window Lockout o (Window Lockout): The window lockout The power window controls are located on the armrest of each door. The driver's door has switches for the passenger windows as well. Your power windows will work when the ignition is in ACC (Accessory) or ON, or when - 2007 Hummer H3 | Owner's Manual - Page 98
a vanity mirror located on the driver's and passenger's visor. Illuminated Visor Vanity Mirror Your vehicle may have an illuminated vanity mirror on both visors. Lift the cover on the mirror and the lights will automatically come on. To activate the content theft-deterrent system, do the following - 2007 Hummer H3 | Owner's Manual - Page 99
system, the vehicle should be locked with the manual manual door lock and open the door. This should set off the pre-alarm. Wait 10 seconds for the full alarm to activate. 3. To turn the alarm off, press the unlock button on the remote keyless entry transmitter or start the engine service. 99 - 2007 Hummer H3 | Owner's Manual - Page 100
from START as soon as the engine starts. If the engine does not start after three tries, the vehicle needs service. If the engine is running and the security light comes on, you will be able to restart the engine if you turn the engine off. However, your Passlock® system is not working properly and - 2007 Hummer H3 | Owner's Manual - Page 101
can turn to four different positions. LOCK (A): This position locks the ignition. It also locks the transmission on automatic transmission vehicles. It will locks the steering wheel on manual transmission vehicles when the key is removed. It is a theft-deterrent feature. You will only be able to - 2007 Hummer H3 | Owner's Manual - Page 102
or items plugged into the accessory power outlets. On automatic transmission vehicles, this position unlocks the ignition. On manual transmission vehicles, it unlocks the ignition and steering wheel. Use this position if your vehicle must be pushed or towed. ON (C): This is the position that - 2007 Hummer H3 | Owner's Manual - Page 103
The battery could be drained if you leave the key in the ignition while your vehicle is parked. You may not be able to start your vehicle after it has been parked for an extended period of time. Automatic Transmission Move your shift lever to PARK (P) or NEUTRAL (N). Your engine will not start in - 2007 Hummer H3 | Owner's Manual - Page 104
the engine and transmission gently until the oil warms up and lubricates all moving parts. Notice: Your engine is designed to work with the electronics in your vehicle. If you add electrical parts or accessories, you could change the way the engine operates. Before adding electrical equipment - 2007 Hummer H3 | Owner's Manual - Page 105
particular area. 105 To Use the Engine Coolant Heater 1. Turn off the engine. 2. Open the hood and unwrap the electrical cord. The cord is located in the engine compartment behind the underhood fuse block on the driver's side of the vehicle. 3. Plug it into a normal, grounded 110-volt AC outlet. - 2007 Hummer H3 | Owner's Manual - Page 106
could be injured. To be sure your vehicle will not move, even when you are on fairly level ground, always set your parking brake and move the shift lever to PARK (P). See Shifting Into Park (P) (Automatic Transmission) on page 117. If you are pulling a trailer, see Towing a Trailer on page 297. - 2007 Hummer H3 | Owner's Manual - Page 107
Make sure the shift lever is fully in PARK (P) before starting the engine. Your vehicle has an automatic transmission shift lock control system. You must fully apply your regular brakes first and then press the shift lever button before you can shift from PARK (P) when the ignition key is in ON. If - 2007 Hummer H3 | Owner's Manual - Page 108
Notice: Spinning the tires or holding the vehicle in one place on a hill using only the accelerator pedal may damage the transmission. The repair will not be covered by your warranty. If you are stuck, do not spin the tires. When stopping on a hill, use the brakes to hold the vehicle in place. 108 - 2007 Hummer H3 | Owner's Manual - Page 109
, let up on the accelerator pedal and press the brake pedal. Just before the vehicle stops, press the clutch pedal and the brake pedal, and shift to NEUTRAL. NEUTRAL: Use this position when you start or idle your engine. Here is how to operate your manual transmission: FIRST (1): Press the clutch - 2007 Hummer H3 | Owner's Manual - Page 110
normal for the light to go on and off if you quickly change the position of the accelerator. Ignore the shift light when you downshift. If your vehicle has four-wheel drive and has a manual transmission, disregard the shift light when the transfer case is in four-wheel low. For more information, see - 2007 Hummer H3 | Owner's Manual - Page 111
only when towing your vehicle. See Recreational Vehicle Towing on page 295 or Towing Your Vehicle on page 294 for more information. Notice: Driving on pavement in Four-Wheel High Lock or Four Wheel Low Lock for extended periods may cause premature wear on your vehicle's powertrain and tires. Do not - 2007 Hummer H3 | Owner's Manual - Page 112
shift, it will return to the last chosen setting. If the SERV 4WD message on the Driver Information Center (DIC) stays on, you should take your vehicle to your dealer for service. See Service 4WD message under DIC Warnings and Messages on page 196. Shifting between Four-Wheel High and Four - 2007 Hummer H3 | Owner's Manual - Page 113
light to stop flashing and remain lit before shifting your transmission in gear. It is normal for your vehicle to have engagement noise and bump when shifting between Four-Wheel Low and Four-Wheel High ranges or from NEUTRAL with the engine running. If the Four-Wheel-Low Lock button is pressed - 2007 Hummer H3 | Owner's Manual - Page 114
High. {CAUTION: Shifting an all-wheel-drive vehicle's transfer case into NEUTRAL can cause your vehicle to roll even if the automatic transmission is in PARK (P) or the manual transmission is in any gear. You or others could be injured. Make sure the parking brake is firmly set before you shift the - 2007 Hummer H3 | Owner's Manual - Page 115
out of NEUTRAL: 1. Set the parking brake and apply the regular brake pedal. 2. Shift the transmission to NEUTRAL (N) for an automatic transmission, or press the clutch pedal for vehicles that have a manual transmission. Then turn the ignition to ON with the engine off. 3. Press the button for the - 2007 Hummer H3 | Owner's Manual - Page 116
will go off. Notice: Driving with the parking brake on can overheat the brake system and cause premature wear or damage to brake system parts. Verify that the parking brake is fully released and the brake warning light is off before driving. If you are towing a trailer and are parking on any hill - 2007 Hummer H3 | Owner's Manual - Page 117
have left the engine running, the vehicle can move suddenly. You or others could be injured. To be sure your vehicle will not move, even when you are on fairly level ground, use the steps that follow. If you are pulling a trailer, see Towing a Trailer on page 297. 1. Hold the brake pedal down with - 2007 Hummer H3 | Owner's Manual - Page 118
Leaving Your Vehicle With the Engine Running (Automatic Transmission) Torque Lock (Automatic Transmission) If you are parking on a hill and you do not shift your transmission into PARK (P) properly, the weight of the vehicle may put too much force on the parking pawl in the transmission. You may fi - 2007 Hummer H3 | Owner's Manual - Page 119
Shifting Out of Park (P) (Automatic Transmission) Your vehicle has an automatic transmission shift lock control system. You have to apply your regular brake before you can shift from PARK (P) when the ignition is in ON. See Automatic Transmission Operation on page 106. If you cannot shift out of - 2007 Hummer H3 | Owner's Manual - Page 120
{CAUTION: Engine exhaust can kill. It contains the gas carbon monoxide (CO), which you cannot see or smell. It can cause unconsciousness and death. You might have exhaust coming in if: • Your exhaust system sounds strange or different. • Your vehicle gets rusty underneath. • Your vehicle was damaged - 2007 Hummer H3 | Owner's Manual - Page 121
. See Shifting Into Park (P) (Automatic Transmission) on page 117 and Parking Your Vehicle (Manual Transmission) on page 119. If you are pulling a trailer with your vehicle, see Towing a Trailer on page 297. 121 {CAUTION: Idling the engine with the climate control system off could allow dangerous - 2007 Hummer H3 | Owner's Manual - Page 122
When on, the automatic dimming mirror dims to the proper level to minimize glare from lights behind you after dark. The mirror has a dual display in the upper right corner of the mirror face that shows the compass reading and the outside temperature. Control buttons for the OnStar® system are at the - 2007 Hummer H3 | Owner's Manual - Page 123
operate the automatic dimming mirror, do the following: 1. Make sure the green indicator light, located to the Such interference may be caused by a magnetic antenna mount, magnetic note pad holder, or a similar magnetic item. • vehicle in circles at 5 mph (8 km/h) or less until the display - 2007 Hummer H3 | Owner's Manual - Page 124
necessary to adjust the compass to compensate for compass variance if the vehicle is outside of zone eight. Under certain circumstances, as during a . To adjust for compass variance, do the following: 1. Find your current location and variance zone number on the following zone map. 2. Press and hold - 2007 Hummer H3 | Owner's Manual - Page 125
will toggle the display reading on and off. To alternate the temperature reading between Fahrenheit and Celsius, press and Automatic Dimming Rearview Mirror with Compass and Temperature Display Your vehicle may have this mirror. When on, an automatic dimming mirror will dim to the proper level - 2007 Hummer H3 | Owner's Manual - Page 126
the compass. Such interference may be caused by a magnetic antenna mount, magnetic note pad holder, or a similar magnetic item. • The compass does necessary to adjust the compass to compensate for compass variance if the vehicle is outside zone eight. Under certain circumstances, as during a long - 2007 Hummer H3 | Owner's Manual - Page 127
To adjust for compass variance: 1. Find your current location and variance zone number on the following zone map. 3. Press the compass/temperature button on the bottom of the mirror until the new zone number - 2007 Hummer H3 | Owner's Manual - Page 128
direction. To stop the sound, reverse the mirror direction using the control pad. The mirrors can be manually folded inward to prevent damage when going through an automatic car wash or confined space. Pull the mirror toward the vehicle to fold. To return the mirror to its original position, push - 2007 Hummer H3 | Owner's Manual - Page 129
day, 7 days a week. Not all OnStar® features are available on all vehicles. To check if your vehicle is equipped to provide the services described below, or for a full description of OnStar® services and system limitations, see the OnStar® Owner's Guide in your glove box or visit onstar.com. OnStar - 2007 Hummer H3 | Owner's Manual - Page 130
with Safe & Sound® Plan • Automatic Notification of Airbag Deployment • Advanced Automatic Crash Notification (AACN (If equipped) Link to Emergency Services Roadside Assistance Stolen Vehicle Location Assistance Available Services included with Directions & Connections® Plan • All Safe and Sound - 2007 Hummer H3 | Owner's Manual - Page 131
® service. Not all services are available everywhere, particularly in remote or enclosed areas, or at all times. 131 Additional OnStar® Controls Your vehicle may be equipped with a Talk/Mute button that can be used to interact with OnStar® Hands-Free Calling. It is located on the driver's side of - 2007 Hummer H3 | Owner's Manual - Page 132
involves location information about your vehicle cannot work unless GPS satellite signals are unobstructed and available in that place as well. Your vehicle must have a working electrical system (including adequate battery power) for the OnStar® equipment to operate. There are other problems OnStar - 2007 Hummer H3 | Owner's Manual - Page 133
system by other than an authorized service facility could void authorization to use this equipment. Universal Home Remote System (With One Triangular LED) The Universal Home Remote System as garage door openers, security systems, and home lighting. This device complies with Part 15 of the FCC Rules - 2007 Hummer H3 | Owner's Manual - Page 134
it may be helpful to have another person available to assist you in programming the transmitter. Your vehicle may have the Universal Home Remote System. If there are three round Light Emitting Diode (LED) above the Universal Home Remote System buttons, follow the instructions below. If there is one - 2007 Hummer H3 | Owner's Manual - Page 135
prior to 1996. Fixed code uses the same coded signal every time, which is manually programmed by setting DIP switches for a unique personal code. If you do not know if your garage door opener is a fixed code or rolling code device, open your garage door opener's remote control battery cover. 135 - 2007 Hummer H3 | Owner's Manual - Page 136
To program up to three channels, 1. Remove the battery cover of the hand-held transmitter. 3. Enter these positions into the Universal Home Remote System as follows. Press and release all three buttons at the same time to put the device into programming mode. Example of Switch Settings 2. Write - 2007 Hummer H3 | Owner's Manual - Page 137
turn on. 6. Press and hold the button you would like to use to control the garage door until the garage door moves. The indicator light above the Rolling code means the coded signal is changed every time your remote control garage door opener is used. Programming a rolling code garage door opener - 2007 Hummer H3 | Owner's Manual - Page 138
After pressing the "learn" button, you have 10 to 30 seconds to complete Step 4 depending on your garage control unit. If you cannot locate the "learn" button, refer to the owners guide for your garage door opener. Using Universal Home Remote Press and hold the appropriate button for at least half - 2007 Hummer H3 | Owner's Manual - Page 139
Emitting Diode (LED) above the Universal Home Remote buttons, follow the instructions below. If your vehicle has three round LED above the Universal Home Remote buttons, follow the instructions under Universal Home Remote System Operation (With three round LED). Do not use the Universal Home Remote - 2007 Hummer H3 | Owner's Manual - Page 140
Transmitter. Read the instructions completely before attempting to program the Universal Home Remote. Because of the steps involved, it may be helpful to have another person available to assist you in the programming steps. Keep the original hand-held transmitter for use in other vehicles as well as - 2007 Hummer H3 | Owner's Manual - Page 141
garage door opener receiver (motor-head unit). Locate the "Learn" or "Smart" button. This can usually be found where the hanging antenna wire is attached to the motor-head unit. 7. Firmly press and release the "Learn" or "Smart" button. The name and color of the button may vary by manufacturer. You - 2007 Hummer H3 | Owner's Manual - Page 142
Gate Operator and Canadian Programming Canadian radio-frequency laws require transmitter signals to time out or quit after several seconds of transmission. This may not be long enough for Universal Home Remote to pick up the signal during programming. Similarly, some U.S. gate operators are - 2007 Hummer H3 | Owner's Manual - Page 143
the glove box by pulling the bottom of the handle upward. Cupholder(s) Your vehicle may have two cupholders in front of the front armrest storage area. You open the cupholder. Front Seat Storage Net Your vehicle has storage nets located on the back of the front seats. To remove these nets, pull - 2007 Hummer H3 | Owner's Manual - Page 144
over the rear or sides of the vehicle may damage your vehicle. Load cargo only on top of the crossrails and tie the cargo down to the crossrail support cargo tie-down loops, making sure to fasten it securely Do not exceed the maximum vehicle capacity when loading your vehicle. For more information - 2007 Hummer H3 | Owner's Manual - Page 145
3. Pull the lever labeled "PULL" from left to right to loosen the crossrail. 4. Repeat Steps 1 through 3 to the opposite end of the crossrail. 5. Once both sides of the crossrail are loose, adjust the crossrail to the desired position. 6. Push the lever labeled "PULL" from right to left to lock the - 2007 Hummer H3 | Owner's Manual - Page 146
the cover and return it to the pouch. Rear Storage Area Your vehicle has a rear storage area located on the passenger's side of the cargo area. To open, pull the two tabs out and open lid. Cargo Tie Downs Your vehicle may have four cargo tie-downs. These tie-downs are located in tracks on the roof - 2007 Hummer H3 | Owner's Manual - Page 147
vehicle may have a power sliding sunroof. The ignition must be on or in ACC, or Retained Accessory Power (RAP) must be active. See Retained Accessory Power (RAP) on page 103. The switch used to operate the sunroof is located automatically open with the sunroof. However, it can manually An air defl - 2007 Hummer H3 | Owner's Manual - Page 148
✍ NOTES 148 - 2007 Hummer H3 | Owner's Manual - Page 149
Battery Run-Down Protection ...169 Accessory Power Outlet(s) ...169 Ashtray(s) and Cigarette Lighter ...170 Climate Controls ...170 Climate Control System ...179 Battery Warning Light ...181 Up-Shift Light (Manual Transmission) ...181 Brake System Warning Light ...182 Anti-Lock Brake System Warning - 2007 Hummer H3 | Owner's Manual - Page 150
...232 XM™ Satellite Radio Antenna System ...232 Traction Off Light ...184 StabiliTrak® Not Ready Light ...184 Engine Coolant Temperature Gage ...185 Tire Pressure Light ...185 Malfunction Indicator Lamp ...186 Oil Pressure Light ...189 Security Light ...190 Cruise Control Light ...190 Highbeam On - 2007 Hummer H3 | Owner's Manual - Page 151
✍ NOTES 151 - 2007 Hummer H3 | Owner's Manual - Page 152
Instrument Panel Overview Automatic Transmission shown, Manual Transmission similar 152 - 2007 Hummer H3 | Owner's Manual - Page 153
Control System. See Climate Control System on page 170. Rear Washer/Wiper Control. See Rear Window Wiper/Washer on page 159. Off-Road Lamps Buttons. See Off-Road Lamps on page 166. Shift Lever. See Automatic Transmission Operation on page 106 or Manual Transmission Operation on page 109. Accessory - 2007 Hummer H3 | Owner's Manual - Page 154
a problem. Your front and rear turn signal lamps will flash on and off. The hazard warning flasher button is located in the side of the road about 300 feet (100 m) behind your vehicle. Horn To sound the horn, press the horn symbol on the steering wheel pad driver to enter and exit the vehicle. 154 - 2007 Hummer H3 | Owner's Manual - Page 155
is located on the left side of the steering column, under the turn signal lever. To tilt, hold the steering wheel and pull the tilt lever toward you. Move the wheel to a comfortable level, L Windshield Washer. See Windshield Washer on page 158. • J Cruise Control. See Cruise Control on page 159. 155 - 2007 Hummer H3 | Owner's Manual - Page 156
, move the lever all the way up or down. When the turn is finished, the lever will automatically return to the off position. To signal a lane change, raise or lower the lever until the arrow starts normal, a signal bulb may be burned out and other drivers will not see your vehicle's turn signal. 156 - 2007 Hummer H3 | Owner's Manual - Page 157
on. Release the lever to return to normal operation. Windshield Wipers You control the windshield wipers by turning the band with the wiper symbol on -beam headlamps to signal a driver in front of you that you want to pass. It works even if the headlamps are in the automatic position. To use it, - 2007 Hummer H3 | Owner's Manual - Page 158
inserts. Windshield wipers work in all power modes, except when set to LOCK. After the engine is turned off, wipers will work in Retained Accessory Power (RAP) mode until a door is opened. See Retained Accessory Power (RAP) on page 103. {CAUTION: In freezing weather, do not use your washer until - 2007 Hummer H3 | Owner's Manual - Page 159
washer. If you can wash your windshield but not your rear windows, check the fluid level. R (On): This position activates the system. + (Resume/Accelerate): Move the lever to this symbol to make the vehicle accelerate or resume to a previously set speed. rT (Set): Press this button to set the speed - 2007 Hummer H3 | Owner's Manual - Page 160
on slippery roads. On such roads, fast changes in tire traction can cause excessive wheel slip, and you could lose control. Do not use cruise control on slippery roads. The cruise control disengages, if the vehicle has the Traction Control System (TCS) and it begins to limit wheel spin. See - 2007 Hummer H3 | Owner's Manual - Page 161
or more, you can move the cruise control switch briefly from on to resume/accelerate. The vehicle will go back to the chosen speed and stays there. If you hold the switch at resume/accelerate the vehicle will keep going faster until you release the switch or apply the brake. Do not hold the switch at - 2007 Hummer H3 | Owner's Manual - Page 162
: • Step lightly on the brake pedal. • Move the cruise control switch to off. • Lightly tap or press the clutch, if you have a manual transmission. The control on the driver's side of your instrument panel operates the exterior lamps. O (Exterior Lamps): Turn the knob, located to the right of this - 2007 Hummer H3 | Owner's Manual - Page 163
This is a momentary control that will spring back to AUTO when released. Vehicles first sold in Canada do not have the DRL disable feature available. Vehicles first sold in Canada cannot turn off the DRL unless the following conditions are met: • The vehicle has an automatic transmission. • The gear - 2007 Hummer H3 | Owner's Manual - Page 164
Off position. Vehicles first sold in Canada with a manual transmission can turn off the automatic headlamps with the headlamp control; however, the parking lamps will remain on. Headlamps on Reminder A headlamp reminder chime will sound if the following conditions are met: • The driver door is open - 2007 Hummer H3 | Owner's Manual - Page 165
control is in AUTO. • The transmission is not in PARK (P) if you have an automatic transmission. • The light sensor determines it is daytime. When the DRL are on, no other lamps are on. The instrument panel will not be lit up either. For vehicles first sold in Canada, if parking lamps are manually - 2007 Hummer H3 | Owner's Manual - Page 166
are located in the center of the instrument panel below the climate controls. One switch is used for the front lower-grille mounted off-road lamps, if the vehicle has them, and the other switch is used for the roof-mounted off-road lamps, if the vehicle has them. To use the lamps, remove the covers - 2007 Hummer H3 | Owner's Manual - Page 167
lamps will come on when you open a door. The dome lamps are located in the cargo and front area of the vehicle. You can also turn the dome and footwell lamps on by turning the thumbwheel, located next to the exterior lamps control, all the way up. In this position, the lamps will remain - 2007 Hummer H3 | Owner's Manual - Page 168
problem, an alert will be displayed. The battery can be discharged at idle if the electrical loads are very high. This is true for all vehicles. This is because the generator (alternator control fan at high speed, heated seats, engine cooling fans, trailer loads, and loads plugged into accessory - 2007 Hummer H3 | Owner's Manual - Page 169
in auxiliary electrical equipment such as a cellular telephone or CB radio. Your vehicle has two accessory power outlets located on the lower part of the instrument panel below the climate control system and there may be one located in the rear cargo area. A small cap must be pulled down to access - 2007 Hummer H3 | Owner's Manual - Page 170
blown. Do not hold a cigarette lighter in while it is heating. Climate Controls Climate Control System This system controls the heating, cooling, and ventilation of the vehicle. In-between modes are available by moving the right control knob between modes with symbols. The in-between mode will be - 2007 Hummer H3 | Owner's Manual - Page 171
temperature. The air conditioning system removes moisture from the air, so sometimes there may be a small amount of water dripping underneath the vehicle while idling or after turning off the engine. This is normal. 9 (Fan): Turn the center knob on the control panel to control the fan speed - 2007 Hummer H3 | Owner's Manual - Page 172
. Recirculation is not available in this mode. / (Floor/Defog): Turn the right knob on the control panel to this mode to direct the air to the windshield, the side window outlets, and to the floor outlets. When you select this mode, the system runs the air conditioning system unless the outside - 2007 Hummer H3 | Owner's Manual - Page 173
control panel to this mode to direct most of the air to the windshield, and the side window outlets. When you select this mode, the system runs the air conditioning system unless the outside temperature is near or below freezing. Recirculation is not available in this mode. Do not drive the vehicle - 2007 Hummer H3 | Owner's Manual - Page 174
come on briefly when you start the engine just to let you know they are working. If you are familiar with this section, you should not be alarmed when this happens. Gages can indicate when there may be or is a problem with one of your vehicle's functions. Often gages and warning lights work - 2007 Hummer H3 | Owner's Manual - Page 175
you know at a glance how your vehicle is running. You will know how fast you are going, about how much fuel you have used, and many other things you will need to know to drive safely and economically. United States Automatic Transmission version shown, Canada and Manual Transmission similar 175 - 2007 Hummer H3 | Owner's Manual - Page 176
not be covered by your warranty. Do not operate the engine with the tachometer in the shaded warning area. Trip Odometer Your vehicle has a trip odometer that can tell you how far your vehicle has been driven since you last set the trip odometer to zero. See "Trip Odometer" under DIC Controls and - 2007 Hummer H3 | Owner's Manual - Page 177
Sensing System on page 75 for more information. The passenger safety belt light will also come on and stay on for several seconds, then it will flash for several more. This chime and light will be repeated if the passenger remains unbuckled and the vehicle is in motion. If the driver's belt - 2007 Hummer H3 | Owner's Manual - Page 178
if there is an electrical problem. The system check includes the airbag sensors, the airbag modules, the wiring and the crash sensing and diagnostic module. For more information on the airbag systems, see Airbag System on page 65. This light will come on when you start your vehicle, and it will flash - 2007 Hummer H3 | Owner's Manual - Page 179
Passenger Airbag Status Indicator Your vehicle has the passenger sensing system. Your instrument panel has a -facing child restraint in the right front passenger's seat if the airbag is turned on. Your vehicle has a rear seat that will accommodate a rear-facing child restraint. A label on your sun - 2007 Hummer H3 | Owner's Manual - Page 180
and the airbag readiness light ever come on together, it means that something may be wrong with the airbag system. If this ever happens, have the vehicle serviced promptly, because an adult-size person sitting in the right front passenger seat may not have the protection of the frontal airbag. See - 2007 Hummer H3 | Owner's Manual - Page 181
your battery and result in a vehicle that may stall. See DIC Warnings and Messages on page 196 for more information. If you must drive a short distance with the light on, be certain to turn off all your accessories, such as the radio and climate control system. Up-Shift Light (Manual Transmission - 2007 Hummer H3 | Owner's Manual - Page 182
Light Your vehicle's hydraulic brake system is divided into two parts. If one part is not working, the other part can still work and stop you. For good braking, though, you need both parts working well. If the warning light comes on, there could be a brake problem. Have your brake system inspected - 2007 Hummer H3 | Owner's Manual - Page 183
still on after you have pulled off the road and stopped carefully, have the vehicle towed for service. Anti-Lock Brake System Warning Light With the Anti-Lock Brake System (ABS), this light will come on briefly when you start your engine to show it is working. Then it will turn off. This is normal - 2007 Hummer H3 | Owner's Manual - Page 184
does not the system may require service. For more information, see StabiliTrak® System on page 244. This light will come on briefly when the ignition is turned to ON, if it does not the system may require service. For more information on the traction off light, see Traction Control System (TCS) on - 2007 Hummer H3 | Owner's Manual - Page 185
road, stop your vehicle and turn off the engine as soon as possible. See Engine Overheating on page 338 for more information. This light will also come on when one or more of your tires are significantly underinflated. A LOW TIRE message will also appear in the Driver Information Center (DIC), see - 2007 Hummer H3 | Owner's Manual - Page 186
may not be covered by your warranty. Notice: Modifications made to the engine, transmission, exhaust, intake, or fuel system of your vehicle or the replacement of the original tires with other than those of the same Tire Performance Criteria (TPC) can affect your vehicle's emission controls and may - 2007 Hummer H3 | Owner's Manual - Page 187
An emission control system malfunction has been detected on your vehicle. Diagnosis and service may be required. If the light continues to flash, when it is safe to do so, stop the vehicle. Find a safe place to park your vehicle. Turn the key off, wait at least 10 seconds and restart the engine. If - 2007 Hummer H3 | Owner's Manual - Page 188
this as stalling after start-up, stalling when you put the vehicle into gear, misfiring, hesitation on acceleration, or stumbling on acceleration. (These conditions may go away once the engine is warmed up.) This will be detected by the system and cause the light to turn on. If you experience one - 2007 Hummer H3 | Owner's Manual - Page 189
. Check your oil as soon as possible and have your vehicle serviced. Notice: Lack of proper engine oil maintenance may damage the engine. The repairs would not be covered by your warranty. Always follow the maintenance schedule in this manual for changing engine oil. It goes off once you start your - 2007 Hummer H3 | Owner's Manual - Page 190
to START. The light will stay on until the engine starts. Cruise Control Light This light comes on whenever you set the cruise control. If the ignition is turned on, and the light flashes, the Passlock® system has entered a tamper mode. If the vehicle fails to start, see Passlock® on page 100. If - 2007 Hummer H3 | Owner's Manual - Page 191
that some owners ask about. None of these indicate a problem with your fuel actually took a little more or less than half the tank's capacity to fill the tank. • The gage moves a little low, you will see a LOW FUEL message on the Driver Information Center (DIC) display. See DIC Warnings and Messages - 2007 Hummer H3 | Owner's Manual - Page 192
Information Odometer The odometer is automatically displayed on the DIC when you start the vehicle. The odometer shows the total distance the vehicle has been driven in either miles for the United States or kilometers for Canada. DIC Controls and Displays The Driver Information Center (DIC) comes - 2007 Hummer H3 | Owner's Manual - Page 193
Engine Oil Life System on page 326. In addition to the engine oil life system monitoring the oil life, additional maintenance is recommended in the Maintenance Schedule in this manual. See Engine fly press the reset stem to set your choice. Automatic Door Locks This feature allows you to program your - 2007 Hummer H3 | Owner's Manual - Page 194
The following are the available modes: Lock 1 (default): On vehicles with an automatic transmission, this mode locks all of the doors when the vehicle is shifted out of PARK (P) and unlocks all of the doors when the vehicle is shifted into PARK (P). On vehicles with a manual transmission, this mode - 2007 Hummer H3 | Owner's Manual - Page 195
To set your choice for this feature, perform the following steps: 1. With the engine off, turn the key to LOCK. Do not remove the key from the to set your choice. The DIC display will then clear. The following are the available modes: RFA 1 (default): This mode flashes the parking lamps when you - 2007 Hummer H3 | Owner's Manual - Page 196
displayed and some information about them. AC (Air Conditioning) OFF This message displays when the engine coolant temperature is too high and the air conditioning in your vehicle needs to be turned off. See Engine Overheating on page 338 and Climate Control System on page 170 for more information - 2007 Hummer H3 | Owner's Manual - Page 197
problem with the brakes. Check the brakes as soon as possible and have your vehicle serviced by your dealer. See Brakes on page 347 and Brake System Warning Light on page 182 for more information. Press and release the reset stem to acknowledge the message and clear it from the display. ENG (Engine - 2007 Hummer H3 | Owner's Manual - Page 198
displays if the level of fuel in the vehicle is low. Also check the fuel gage. See Fuel Gage on page 191 for more information. Refill the fuel tank as soon as possible. PARK BRK (Brake) This message displays when the parking brake is set. See Parking Brake on page 116 and Brake System Warning Light - 2007 Hummer H3 | Owner's Manual - Page 199
See your dealer for service. See Tire Pressure Monitor System on page 376 for more information. SERV (Service) 4WD (Four-Wheel Drive) This message displays when there is a problem with the transfer case control system. Check the transfer case on your vehicle and have it serviced by your dealer. See - 2007 Hummer H3 | Owner's Manual - Page 200
241 for more information. TRACTION FAILED This message displays if there is a problem with the Traction Control System (TCS). Check the TCS as soon as possible and have your vehicle serviced by your dealer. See Traction Control System (TCS) on page 241 for more information. Press and release the - 2007 Hummer H3 | Owner's Manual - Page 201
on page 234. By taking a few moments to read this manual and get familiar with your vehicle's audio system, you can use it with less effort, as well as and steering wheel controls if the vehicle has them. {CAUTION: This system provides you with a far greater access to audio stations and song - 2007 Hummer H3 | Owner's Manual - Page 202
with the operation of your vehicle's engine, radio, or other systems, and even damage them. Your vehicle's systems may interfere with the operation of sound equipment that has been added. Your vehicle has a feature called Retained Accessory Power (RAP). With RAP, the audio system can be played even - 2007 Hummer H3 | Owner's Manual - Page 203
service that is based in the 48 contiguous United States and Canada. XM™ offers a large variety of coast-to-coast channels including music, news, sports, talk, traffic/weather (U.S. subscribers), and children's programming. XM™ provides digital quality audio knob to turn the system on and off. Turn - 2007 Hummer H3 | Owner's Manual - Page 204
Volume): With automatic volume, the audio system adjusts automatically to make up for road and wind noise as you drive. Set the volume at the desired level. Press this button to select LOW, MEDIUM, or HIGH. Each higher setting allows for more volume compensation at faster vehicle speeds. Then - 2007 Hummer H3 | Owner's Manual - Page 205
Service and MP3 Features): If the current station has a message, the information symbol appears on the display. Press this button to see the message. The message may display the artist, song title, call in phone numbers, etc. If the entire message is not displayed, parts is not available from a - 2007 Hummer H3 | Owner's Manual - Page 206
decrease. The display shows the bass or the treble level. If a station is weak or has static, speaker control is displayed. CEN (center) displays and a beep sounds. AUTO EQ (Automatic and treble to the manual mode, push and release the tone knob until MANUAL displays. Adjusting the Speakers - 2007 Hummer H3 | Owner's Manual - Page 207
turn alternate frequency off, press and hold BAND again for two seconds. AF OFF displays. The radio does not switch to other stations. This function does not apply for XM™ Satellite Radio Service. Radio Messages CAL ERR (Calibration Error): The audio system has been calibrated for your vehicle from - 2007 Hummer H3 | Owner's Manual - Page 208
a CD Insert a CD partway into the slot, label side up. The player pulls it in and the CD should where it stopped, if it was the last selected audio source. When the CD is inserted, the CD , and/or difficulty in loading and ejecting. If these problems occur, check the bottom surface of the CD. If - 2007 Hummer H3 | Owner's Manual - Page 209
see the desired display, then hold the button for two seconds. The radio produces one beep and the selected display becomes the default. AUTO EQ (Automatic Equalization): Press EQ to select an equalization setting while playing a CD. The equalization is set whenever a CD is played. See "EQ" listed - 2007 Hummer H3 | Owner's Manual - Page 210
vehicle's radio system may have the MP3 feature. If it has this feature, it is capable of playing an MP3 CD-R disc. For more information on how to play an MP3 CD-R disc, see Using an MP3 on page 222 later in this section. • The air to your dealer when reporting the problem. CD Messages CHECK CD: If - 2007 Hummer H3 | Owner's Manual - Page 211
is a satellite radio service that is based in the 48 contiguous United States and Canada. XM™ offers a large variety of coast-to-coast channels including music, news, sports, talk, traffic/weather (U.S. subscribers), and children's programming. XM™ provides digital quality audio and text information - 2007 Hummer H3 | Owner's Manual - Page 212
Volume): With automatic volume, the audio system adjusts automatically to make up for road and wind noise as you drive. Set the volume at the desired level. Press this button to select LOW, MEDIUM, or HIGH. Each higher setting allows for more volume compensation at faster vehicle speeds. Then - 2007 Hummer H3 | Owner's Manual - Page 213
band. 4 (Information) (XM™ Satellite Radio Service): If the current station has a message, the , etc. If the entire message is not displayed, parts of the message appears every three seconds. To scroll station is tuned to. When a message is not available from a station, No Info displays. 1-6 (Preset - 2007 Hummer H3 | Owner's Manual - Page 214
or the treble level. If a control is displayed. ALL CENTERED displays and a beep sounds. AUTO EQ (Automatic vehicle is equipped with the Bose® system. Press the AUTO EQ button to select equalization settings designed for equalization one through seven. To return the bass and treble to the manual - 2007 Hummer H3 | Owner's Manual - Page 215
, while in fade or balance, push and hold the tone knob when no tone or speaker control is displayed. ALL CENTERED displays and a beep sounds. Finding a Category (CAT) Station (XM™ Satellite Radio Service Only) To select and find a desired category perform the following: 1. Press the CAT button to - 2007 Hummer H3 | Owner's Manual - Page 216
audio system has been calibrated for your vehicle from the factory. If CAL ERR displays it means that the radio has not been configured properly for your vehicle and it must be returned to your dealer for service difficulty in loading and ejecting. If these problems occur, check the bottom surface of - 2007 Hummer H3 | Owner's Manual - Page 217
: 1. Turn the ignition on. 2. Press and release the LOAD button. 3. Wait for the indicator light, located to the right of the slot, to turn green. 4. Load a CD. Insert the CD partway into the slot, label side up. The player pulls the CD in. To insert multiple CDs, do the following: 1. Turn the - 2007 Hummer H3 | Owner's Manual - Page 218
is not removed, after 25 seconds, the CD automatically pulls back into the player. If CD is after you have tried to push it in manually. The player's 25-second eject timer resets for five seconds. A beep sounds and the indicator light, located to the right of the slot, begins to flash and EJECT - 2007 Hummer H3 | Owner's Manual - Page 219
To use repeat, do the following: • To repeat the track you are listening to, press and release the repeat button. RPT ON displays. Press this button again to turn off repeat play. RPT OFF displays. • To repeat the CD you are listening to, press and hold the repeat button for two seconds. RPT ON - 2007 Hummer H3 | Owner's Manual - Page 220
The CD symbol appears on the display when a CD is loaded. AUTO EQ (Automatic Equalization): Press AUTO EQ to select an equalization setting while playing a CD. The pressing the numbered pushbutton and then use the SEEK SCAN right arrow to locate the track to be saved. The track begins to play. 4. - 2007 Hummer H3 | Owner's Manual - Page 221
deleted. If a CD is ejected, and the song list contains saved tracks from that CD, those tracks are automatically deleted from the song list. Any tracks saved to the song list again are added to the bottom of the list. To end song list mode, press the song list button. One beep - 2007 Hummer H3 | Owner's Manual - Page 222
air is very humid. If so, wait about an hour and try again. • There may have been a problem recorded on a CD-R disc. • Do not mix standard audio and MP3 files on one disc. • Make sure playlists rates. Song title, artist name, and album are available for display by the radio when recorded using ID3 - 2007 Hummer H3 | Owner's Manual - Page 223
also play an MP3 CD that was recorded using no file folders. The system can support up to 11 folders in depth, though, keep the depth of the folders ROOT. When the CD contains only playlists and compressed audio files, but no folders, all files are located under the root folder. The folder down and the - 2007 Hummer H3 | Owner's Manual - Page 224
play enters a new folder, the display does not automatically show the new folder name unless the folder mode has new track name appears on the display. File System and Naming The song name that is displayed compressed audio song files. Playing an MP3 Insert a CD partway into the slot, label side up - 2007 Hummer H3 | Owner's Manual - Page 225
the CD starts to play where it stopped, if it was the last selected audio source. As each new track starts to play, the track number appears on difficulty in finding tracks, and/or difficulty in loading and ejecting. If these problems occur, check the bottom surface of the CD. If the surface of the CD - 2007 Hummer H3 | Owner's Manual - Page 226
or playlist, press and release this pushbutton. FLDR RDM displays. Once all of the tracks in the current folder or playlist have been played the system moves to the next folder or playlist and plays all of the tracks in random order. To random all the tracks on the CD, press - 2007 Hummer H3 | Owner's Manual - Page 227
4 (Information) (XM™ Satellite Radio Service and MP3 Features): INFO displays whenever a current seconds. The radio produces one beep and the selected display becomes the default. AUTO EQ (Automatic Equalization): Press EQ to select an equalization setting while playing a CD. The equalization is set - 2007 Hummer H3 | Owner's Manual - Page 228
. No artist information is available at this time on this channel. The system is working properly. No Signl Loss of signal Loading Acquiring channel audio (after 4 second delay) Channel not in service Channel no longer available Artist Name/Feature not available Off Air CH Unavl No Info 228 - 2007 Hummer H3 | Owner's Manual - Page 229
channels available for the selected category. The system is working properly. The XM™ receiver in your vehicle may have previously been in another vehicle. For security purposes, XM™ receivers cannot be swapped between vehicles. If this message is received after having your vehicle serviced, check - 2007 Hummer H3 | Owner's Manual - Page 230
Navigation/Radio System Your vehicle may have a navigation radio system. The navigation system has built-in features intended to minimize driver distraction. Technology alone, no matter how advanced, can never replace your own judgment. See the Navigation System manual for some tips to help you - 2007 Hummer H3 | Owner's Manual - Page 231
process starts from the center to the edge. Do not touch the bottom side of a CD while handling it; this could damage the surface. Pick edge of the hole and the outer edge. XM™ Satellite Radio Service XM™ Satellite Radio Service gives digital radio reception from coast-to-coast in the 48 contiguous - 2007 Hummer H3 | Owner's Manual - Page 232
use CD lens cleaners for CD players because the lens of the CD optics can become contaminated by lubricants. XM™ Satellite Radio Antenna System The XM™ Satellite Radio antenna is located on the roof of your vehicle. Keep this antenna clear of snow and ice build up for clear radio reception. If your - 2007 Hummer H3 | Owner's Manual - Page 233
...289 Towing ...294 Towing Your Vehicle ...294 Recreational Vehicle Towing ...295 Towing a Trailer ...297 Trailer Recommendations ...310 Your Driving, the Road, and Your Vehicle ...234 Defensive Driving ...234 Drunken Driving ...235 Control of a Vehicle ...238 Braking ...238 Anti-Lock Brake System - 2007 Hummer H3 | Owner's Manual - Page 234
Drive defensively. Please start with a very important safety device in your vehicle: Buckle up. See Safety Belts: They Are for Everyone on page , it means "Always expect the unexpected." Assume that pedestrians or other drivers are going to be careless and make mistakes. Anticipate what they might - 2007 Hummer H3 | Owner's Manual - Page 235
and driving. In recent years, more than 16,000 annual motor vehicle-related deaths have been associated with the use of alcohol, with more problem. The Blood Alcohol Concentration (BAC) of someone who is drinking depends upon four things: • The amount of alcohol consumed • The drinker's body weight - 2007 Hummer H3 | Owner's Manual - Page 236
is a gender difference, too. Women generally have a lower relative percentage of body water than men. Since alcohol is carried in body water, this means that a woman generally will reach a higher BAC level than a man of her same body weight will when each has the same number of drinks. The law in - 2007 Hummer H3 | Owner's Manual - Page 237
level of 0.10 percent, the chance of this driver having a collision is 12 times greater; at a level of 0.15 percent, the chance is 25 times greater! The body do not know. Medical research shows that alcohol in a person's system can make crash injuries worse, especially injuries to the brain, spinal - 2007 Hummer H3 | Owner's Manual - Page 238
those control systems than the tires and road can provide. That means you can lose control of your vehicle. See Traction Control System (TCS) on page 241. Adding non-GM accessories can affect your vehicle's performance. See Accessories and Modifications on page 314. Braking See Brake System Warning - 2007 Hummer H3 | Owner's Manual - Page 239
. Adding non-GM accessories can affect your vehicle's performance. See Accessories and Modifications on page 314 Anti-Lock Brake System (ABS) Your vehicle has the Anti-Lock Brake System (ABS), an advanced electronic braking system that will help prevent a braking skid. When you start your engine and - 2007 Hummer H3 | Owner's Manual - Page 240
ABS can change the brake pressure faster than any driver could. The computer is programmed to make the most of available tire and road conditions. This can help you steer around the obstacle while braking hard. Let us say the road is wet and you are driving safely. Suddenly, an animal jumps out in - 2007 Hummer H3 | Owner's Manual - Page 241
. Examples of these conditions include hard acceleration in a turn, an abrupt upshift or downshift of the transmission or driving on rough roads. If your vehicle is in cruise control when the TCS begins to limit wheel spin, the cruise control will automatically disengage. When road conditions allow - 2007 Hummer H3 | Owner's Manual - Page 242
Control System or Anti-Lock Brake System problem has been detected and the vehicle needs service. See DIC Warnings and Messages on page 196 for more information. When this message is on, the system will not limit wheel spin. Adjust your driving accordingly. The traction control system automatically - 2007 Hummer H3 | Owner's Manual - Page 243
rear axle is locked. Notice: If you try to lock the rear axle while your vehicle is stuck and the tires are spinning, you could damage your vehicle's drivetrain. The repairs would not be covered by your warranty. Always lock the rear axle before attempting situations and/or navigating terrain which - 2007 Hummer H3 | Owner's Manual - Page 244
checks to insure there are no problems. You may hear or feel the system working. This is normal and does not mean there is a problem with your vehicle. If there is a problem detected with StabiliTrak®, a SERVICE STAB SYS message will be displayed on the Driver Information Center (DIC). See DIC - 2007 Hummer H3 | Owner's Manual - Page 245
where the tires meet the road. Adding the sudden acceleration can demand too much of those places. You can lose control. See Traction Control System (TCS) on page 241 and StabiliTrak® System on page 244. What should you do if this ever happens? Ease up on the accelerator pedal, steer the vehicle the - 2007 Hummer H3 | Owner's Manual - Page 246
. Your vehicle can perform very well in emergencies like these. First apply your brakes. See Braking on page 238. It is better to remove as much speed as you can from a possible collision. Then steer around the problem, to the left or right depending on the space available. An emergency like this - 2007 Hummer H3 | Owner's Manual - Page 247
off the edge of a road onto the shoulder while you are driving. Passing The driver of a vehicle about to pass another on a two-lane highway waits for just the right moment, accelerates, moves around the vehicle ahead, then goes back into the right lane again. A simple maneuver? Not necessarily - 2007 Hummer H3 | Owner's Manual - Page 248
. Never cross a solid line on your side of the lane or a double solid line, even if vehicle. Do not overtake a slowly moving vehicle too rapidly. Even though the brake lamps are not flashing, it may be slowing down or starting to turn. If you are being passed, make it easy for the following driver - 2007 Hummer H3 | Owner's Manual - Page 249
Loss of Control Let us review what driving experts say about what happens when the three control systems - brakes, steering, and acceleration - do not have enough friction where the tires meet the road to do what the driver has asked. In any emergency, do not give up. Keep trying to steer and - 2007 Hummer H3 | Owner's Manual - Page 250
equipment you may need - first aid kit, cell phone, flashlight, etc. - is securely stored in the vehicle. Be sure you read all the information about your four-wheel-drive vehicle in this manual. Is there enough fuel? Is the spare tire fully inflated? Are the fluid levels up where they should be? What - 2007 Hummer H3 | Owner's Manual - Page 251
by flying objects. Secure the cargo properly. • Heavy loads on the roof raise the vehicle's center of gravity, making it more likely to roll over. You can be seriously or fatally . You will find other important information in this manual. See Loading Your Vehicle on page 289 and Tires on page 367. 251 - 2007 Hummer H3 | Owner's Manual - Page 252
your vehicle over dry grass or other combustible materials that could catch fire from the heat of the vehicle's exhaust system. winch instructions. In a remote area, a winch can be handy if you get stuck. But you will want to know how to use it properly. High Mobility Characteristics The HUMMER H3 - 2007 Hummer H3 | Owner's Manual - Page 253
The HUMMER H3 has an approximate approach angle (A) of 37.5 degrees and a departure angle (B) of 35.5 degrees, depending on suspension packages. 253 - 2007 Hummer H3 | Owner's Manual - Page 254
not to exceed 6 mph (9.7 km/h). The vehicle is expected to traverse this grade only for short durations. Never stop and idle the vehicle or park it on this grade. Also, your vehicle should be able to traverse a 40% (22 degrees) side slope at 6 mph (9.7 km/h) while fully loaded on high friction - 2007 Hummer H3 | Owner's Manual - Page 255
can be tried. 6. As the first wheel crosses the obstacle, be prepared to alternate the brake and accelerator pedal to maintain control and avoid tire drop-off from obstacles. Repeat this process for the other wheels. 255 Your vehicle can climb a 16 inch (40.6 cm) vertical step. Step climbing is best - 2007 Hummer H3 | Owner's Manual - Page 256
and lower speeds. Transmission FIRST (1) gear is generally recommended. 3. Apply slight pressure to the brake when the shaking or shuddering sensation is felt, keeping the vehicle moving in a controlled manner. 4. Be prepared to alternate between braking and accelerating through the adverse terrain - 2007 Hummer H3 | Owner's Manual - Page 257
can easily throw you out of position. This could cause you to lose control and crash. So, whether you are driving on or off the road, snow, or ice. Each of these surfaces affects the steering, acceleration, and braking of your vehicle in different ways. Depending upon the kind of surface you are - 2007 Hummer H3 | Owner's Manual - Page 258
control the vehicle as well or at all. Because you will be on an unpaved surface, it is especially important to avoid sudden acceleration, sudden turns, or sudden braking and drive or ride with a driver who has been drinking. See engine as a brake (transmission and transfer case lowest gears). Then, use - 2007 Hummer H3 | Owner's Manual - Page 259
at approximately a 15 degree angle (A) with the transmission in FIRST (1) and the transfer case in Four-Wheel-Low Lock and "walk" your vehicle over, one tire at a time. It may be necessary to modulate your brake pedal and accelerator to avoid spin-out. Ease the vehicle down from the log with your - 2007 Hummer H3 | Owner's Manual - Page 260
places? • Is there good traction on the hillside, or will the surface cause tire slipping? • Is there a straight path up or down the hill so you will are simply too steep for any vehicle. If you drive up them, you will stall. If you drive down them, you cannot control your speed. If you drive across - 2007 Hummer H3 | Owner's Manual - Page 261
transmission and transfer case low gear and get a firm grip on the steering wheel. • Get a smooth start up the hill and try to maintain your speed. Do not use more power than you need, because you do not want your wheels to start spinning or sliding. • Let the traction system work to control - 2007 Hummer H3 | Owner's Manual - Page 262
, here is what you should do: • Push the brake pedal to stop the vehicle and keep it from rolling backwards. Also, apply the parking brake. • If your engine is still running, shift the transmission to REVERSE (R), release the parking brake, and slowly back down the hill in REVERSE (R). {CAUTION - 2007 Hummer H3 | Owner's Manual - Page 263
running, you will need to restart it. With the brake pedal pressed, apply the parking brake. If you have an automatic transmission, shift the transmission to PARK (P). Restart the engine. Then, shift to REVERSE (R), release the parking brake, and slowly back down the hill as straight as possible - 2007 Hummer H3 | Owner's Manual - Page 264
brake. If you have an automatic transmission, shift to PARK (P). Turn off the engine. Leave the vehicle and go get some help. Exit on the uphill side and stay clear of the path the vehicle cause your vehicle to roll even if the transmission is in PARK (P), or, if you have a manual transmission, even - 2007 Hummer H3 | Owner's Manual - Page 265
you can go down a hill safely, then try to keep your vehicle headed straight down, and use a low gear. This way, engine drag can help your brakes and they will not have to do all the work. Descend slowly, keeping your vehicle under control at all times. Q: Are there some things I should not do when - 2007 Hummer H3 | Owner's Manual - Page 266
downhill, here is what to do: 1. Stop your vehicle by applying the regular brakes. Apply the parking brake. 2. If you have an automatic transmission, shift to PARK (P). While still braking, restart the engine. 3. Shift back to a low gear, release the parking brake, and drive straight down. 4. If the - 2007 Hummer H3 | Owner's Manual - Page 267
problem when you drive across a hill. Loose gravel, muddy spots, or even wet grass can cause your tires to slip sideways, downhill. If the vehicle If you feel your vehicle starting to slide sideways, turn downhill. This should help straighten out the vehicle and prevent the side slipping. However, - 2007 Hummer H3 | Owner's Manual - Page 268
you are crossing an incline, be sure you, and any passengers, get out on the uphill side, even if the door there is harder to open. If you get out on the downhill side and the vehicle starts to roll over, you will be right in its path. If you have to walk - 2007 Hummer H3 | Owner's Manual - Page 269
sink into the sand. This has an effect on steering, accelerating, and braking. Drive at a reduced speed and avoid sharp turns or abrupt maneuvers. Hard packed snow and ice offer the worst tire traction. On these surfaces, it is very easy to lose control. On wet ice, for example, the traction is so - 2007 Hummer H3 | Owner's Manual - Page 270
, water splashes on your ignition system and your vehicle can stall. Stalling can also occur if you get your tailpipe under water. And, as long as your tailpipe is under water, you will never be able to start your engine. When you go through water, remember that when your brakes get wet, it may - 2007 Hummer H3 | Owner's Manual - Page 271
devices to allow proper cooling. Check the body structure, steering, suspension, underbody shields, wheels, tires, and exhaust system for damage. Also, check the fuel lines and cooling system for any leakage. Your vehicle will require more frequent service due to off-road use. See the Maintenance - 2007 Hummer H3 | Owner's Manual - Page 272
vehicle's headlamps can light up only so much road ahead. • In remote areas, watch for animals. • If you are tired, pull off the road in a safe place and rest. No one can see as well at night as in the daytime. But as we get older these differences increase. A 50-year-old driver trouble adjusting - 2007 Hummer H3 | Owner's Manual - Page 273
glass on your vehicle clean - inside drivers suffer from night blindness - the inability to see in dim light - and are not even aware of it. Driving in Rain and on Wet Roads Rain and wet roads can mean driving trouble. On a wet road, you cannot stop, accelerate, or turn as well because your tire - 2007 Hummer H3 | Owner's Manual - Page 274
your vehicle is hydroplaning, it has little or no contact with the road. Hydroplaning does not happen often. But it can if your tires do CAUTION: Wet brakes can cause accidents. They may not work as well in a quick stop and may cause pulling to one side. You could lose control of the vehicle. After - 2007 Hummer H3 | Owner's Manual - Page 275
your engine's air intake and badly damage your engine. Never drive through water that is slightly lower than the underbody of your vehicle. vehicle. Allow yourself more clear room ahead, and be prepared to have your view restricted by road spray. • Have good tires with proper tread depth. See Tires - 2007 Hummer H3 | Owner's Manual - Page 276
where you are going. Get a city map and plan your trip into an unknown part of the city just as you would for a cross-country trip. • Try move, check both ways for vehicles that have not cleared the intersection or may be running the red light. One of the biggest problems with city streets is the - 2007 Hummer H3 | Owner's Manual - Page 277
and keep to the right. Drive at the same speed most of the other drivers are driving. Too-fast or too-slow driving breaks a smooth traffic flow. lane, glance quickly over your shoulder to make sure there is not another vehicle in your blind spot. Mile for mile, freeways - also called thruways, - 2007 Hummer H3 | Owner's Manual - Page 278
are. Is your vehicle ready for a long trip? If you keep it serviced and maintained, it is ready to go. If it needs service, have it done Engine Oil, Other Fluids: Have you checked all levels? • Lamps: Are they all working? Are the lenses clean? • Tires: They are vitally important to a safe, trouble - 2007 Hummer H3 | Owner's Manual - Page 279
with the hum of the tires on the road, the drone of the engine, and the rush of the wind against the vehicle that can make you sleepy. road ahead and to the sides. Check your mirrors and your instruments frequently. • If you get sleepy, pull off the road into a rest, service, or parking area and - 2007 Hummer H3 | Owner's Manual - Page 280
Keep your vehicle in good shape. Check all fluid levels and also the brakes, tires, cooling system, and transmission. These parts can work hard let your engine assist your brakes on a steep downhill slope. • Know how to go down hills. The most important thing to know is this: let your engine do some - 2007 Hummer H3 | Owner's Manual - Page 281
car or an accident. • You may see highway signs on mountains that warn of special problems. Examples are long grades, passing or no-passing zones, a falling rocks area, or for winter driving: • Have your vehicle in good shape for winter. • You may want to put winter emergency supplies in your - 2007 Hummer H3 | Owner's Manual - Page 282
you properly secure these items in your vehicle. Driving on Snow or Ice Most of the time, those places where the tires meet the road probably have good traction. be slick and hard to drive on. But wet ice can be even more trouble because it may offer the least traction of all. You can get wet ice - 2007 Hummer H3 | Owner's Manual - Page 283
- smooth ice, packed, blowing, or loose snow - drive with caution. The Traction Control System (TCS) improves your ability to accelerate when driving on a slippery road. It will improve your ability to accelerate. See If Your Vehicle is Stuck in Sand, Mud, Ice, or Snow on page 286. Even though your - 2007 Hummer H3 | Owner's Manual - Page 284
could be in a serious situation. You should probably stay with your vehicle unless you know for sure that you are near help and you body insulators from newspapers, burlap bags, rags, floor mats - anything you can wrap around yourself or tuck under your clothing to keep warm. You can run the engine - 2007 Hummer H3 | Owner's Manual - Page 285
saves fuel. When you run the engine, make it go a little faster than just idle. That is, push the accelerator slightly. This uses less fuel for the heat that you get and it keeps the battery charged. You will need a well-charged battery to restart the vehicle, and possibly for signaling later on - 2007 Hummer H3 | Owner's Manual - Page 286
to Get It Out {CAUTION: If you let your vehicle's tires spin at high speed, they can explode, and you or others could be injured. And, the transmission or other parts of the vehicle can overheat. That could cause an engine compartment fire or other damage. When you are stuck, spin the wheels as - 2007 Hummer H3 | Owner's Manual - Page 287
Or, you can use the recovery loops. If your vehicle does need to be towed out, see Towing Your Vehicle on page 294. Notice: Never use the recovery loops to tow the vehicle. Your vehicle could be damaged and it would not be covered by warranty. Your vehicle has two recovery loops at the front of the - 2007 Hummer H3 | Owner's Manual - Page 288
Front of Vehicle If your vehicle has a brush guard, never tow or apply any loads onto the brush guard. 288 - 2007 Hummer H3 | Owner's Manual - Page 289
or rear Gross Axle Weight Rating (GAWR). If you do, parts on your vehicle can break, and it can change the way your vehicle handles. These could cause you to lose control and crash. Also, overloading can shorten the life of your vehicle. Label Example A vehicle specific Tire and Loading Information - 2007 Hummer H3 | Owner's Manual - Page 290
and cargo being loaded on the vehicle. That weight may not safely exceed the available cargo and luggage load capacity calculated in Step 4. 6. If your vehicle will be towing a trailer, the load from your trailer will be transferred to your vehicle. Consult this manual to determine how this reduces - 2007 Hummer H3 | Owner's Manual - Page 291
Item A B C Description Vehicle Capacity Weight for Example 1 = Subtract Occupant Weight 150 lbs (68 kg) x 2 = Available Cargo Weight = Total 1,000 lbs (453 kg) 300 lbs (136 kg) 700 lbs (317 kg) Item A B C Example 2 Description Vehicle Capacity Weight for Example 2 = Subtract Occupant Weight 150 lbs - 2007 Hummer H3 | Owner's Manual - Page 292
kg) x 5 = Available Cargo Weight = Total 1,000 lbs (453 kg) 1,000 lbs (453 kg) 0 lbs (0 kg) Label Example A vehicle specific Certification/Tire label is attached to the bottom section of the center pillar (B-pillar), on the driver's side of the vehicle. The label shows the Gross Vehicle Weight Rating - 2007 Hummer H3 | Owner's Manual - Page 293
and capacity weights. Please note your vehicle's Certification/Tire label or consult your dealer for additional details. {CAUTION: Do not load your vehicle any heavier than the Gross Vehicle Weight Rating (GVWR), or either the maximum front or rear Gross Axle Weight Rating (GAWR). If you do, parts - 2007 Hummer H3 | Owner's Manual - Page 294
the weight evenly. • Never stack heavier things, like suitcases, inside the vehicle so that some of them are above the tops of the seats. • Do not leave an unsecured child restraint in your vehicle. CAUTION: (Continued) Towing Towing Your Vehicle Consult your dealer or a professional towing service - 2007 Hummer H3 | Owner's Manual - Page 295
. Here are some important things to consider before you do recreational vehicle towing: • What's the towing capacity of the towing vehicle? Be sure you read the tow vehicle manufacturer's recommendations. • How far will you tow? Some vehicles have restrictions on how far and how long they can - 2007 Hummer H3 | Owner's Manual - Page 296
to select the NEUTRAL position for your vehicle. 6. Put the transmission in PARK (P) for an automatic transmission or in FIRST (1) for a manual transmission. 7. Release the parking brake only after the vehicle being towed is firmly attached to the towing vehicle. 8. Turn the ignition off. After - 2007 Hummer H3 | Owner's Manual - Page 297
Towing a Trailer To identify the trailering capacity of your vehicle, you should read the information in "Weight of the Trailer" that appears later in this section. Trailering is different than just driving your vehicle by itself. Trailering means changes in handling, acceleration, braking, - 2007 Hummer H3 | Owner's Manual - Page 298
50 mph (80 km/h) and don't make starts at full throttle. This helps your engine and other parts of your vehicle wear in at the heavier loads. • If you have an automatic transmission, you can tow in DRIVE (D). You may want to shift the transmission to THIRD (3) or, if necessary, a lower gear if the - 2007 Hummer H3 | Owner's Manual - Page 299
Use the following chart to determine how much your vehicle can weigh, based upon your vehicle model and options. Engine Automatic Transmission Manual Transmission Axle Ratio 4.56 4.56 Maximum Trailer Weight 4,500 lbs (2 041 kg) 3,000 lbs (1 364 kg) *GCWR 9,500 lbs (4 309 kg) 8,000 lbs (3 629 kg) * - 2007 Hummer H3 | Owner's Manual - Page 300
. This will help reduce the effect of trailer tongue weight on the rear axle. Total Weight on Your Vehicle's Tires Be sure your vehicle's tires are inflated to the upper limit for cold tires. You'll find these numbers on the Certification/Tire Label located on the B-pillar below the door latch or see - 2007 Hummer H3 | Owner's Manual - Page 301
the GVWR (Gross Vehicle Weight Rating) or the RGAWR (Rear Gross Axle Weight Rating). The effect of additional weight may reduce your trailering capacity more than the total of the additional weight. Weight-Distributing Hitches and Weight Carrying Hitches (A) Body-to-Ground Distance (B) Front - 2007 Hummer H3 | Owner's Manual - Page 302
Consider the following example: A vehicle model base weight is 5,500 lbs (2 495 kg); 2,800 lbs (1 270 kg) at the front axle and 2,700 lbs (1 225 kg) at the rear axle. It has a GVWR of 7,200 lbs (3 266 kg), a RGAWR of 4,000 lbs (1 814 kg) and a GCWR (Gross Combination Weight Rating) of 14,000 lbs (6 - 2007 Hummer H3 | Owner's Manual - Page 303
be adequate. Be sure to read and follow the instructions for the trailer brakes so you'll be able to install, adjust and maintain them properly. Your trailer brake system can tap into the vehicle's hydraulic brake system only if: • The trailer parts can withstand 3,000 psi (20 650 kPa) of pressure - 2007 Hummer H3 | Owner's Manual - Page 304
with a Trailer Towing a trailer requires a certain amount of experience. Before setting out for the open road, you'll want to get to know your rig. Acquaint yourself with the feel of handling and braking with the added weight of the trailer. And always keep in mind that the vehicle you are driving - 2007 Hummer H3 | Owner's Manual - Page 305
towing at high altitude on steep uphill grades, your vehicle may show signs similar to engine overheating. To avoid this, let the engine run while parked, preferably on level ground, with the automatic transmission in PARK (P) for a few minutes before turning the engine off. For manual transmissions - 2007 Hummer H3 | Owner's Manual - Page 306
and shift into PARK (P) for an automatic transmission or into gear for a manual transmission. 5. Release the regular brakes. When You Are Ready to Leave After Parking on a Hill 1. Apply your regular brakes and hold the pedal down while you: • start your engine, • shift into a gear, and • release - 2007 Hummer H3 | Owner's Manual - Page 307
Trailer Towing Your vehicle will need service more often when you're pulling a trailer. See the Maintenance Schedule for more on this. Things that are especially important in trailer operation are automatic transmission fluid, engine oil, axle lubricant, belts, cooling system and brake system. Each - 2007 Hummer H3 | Owner's Manual - Page 308
Green: Back-up Lamps • Red: Battery Feed • Dark Blue: Trailer Brake If you are charging a remote (non-vehicle) battery, turn on the headlamps to boost the vehicle system voltage to properly charge the battery. If your vehicle is equipped with a trailer towing package, the rear bumper harness will - 2007 Hummer H3 | Owner's Manual - Page 309
Harness Adapter If you need to tow a light-duty trailer with a standard four-way, flat pin connector, an adapter is available from your dealer. Use this adapter to connect a standard four-way pin connector to the seven-wire harness on your vehicle. Connect the adapter with the tab pointing up. The - 2007 Hummer H3 | Owner's Manual - Page 310
the vehicle without the spring bars in place. You'll get the best performance if you spread out the weight of your load the right way, and if you choose the correct hitch and trailer brakes. For more information see Towing a Trailer on page 297. • Black Wire: Ground • Light Blue Wire: Brake Signal - 2007 Hummer H3 | Owner's Manual - Page 311
Service and Appearance Care Engine Oil Life System ...326 Engine Air Cleaner/Filter ...328 Automatic Transmission Fluid ...329 Manual Transmission Fluid ...332 Hydraulic Clutch ...334 Engine Coolant ...335 Radiator Pressure Cap ...338 Engine Overheating ...338 Cooling System ...340 Engine Fan Noise - 2007 Hummer H3 | Owner's Manual - Page 312
Is Time for New Tires ...383 Buying New Tires ...383 Different Size Tires and Wheels ...385 Uniform Tire Quality Grading ...386 Wheel Alignment and Tire Balance ...387 Wheel Replacement ...387 Tire Chains ...389 If a Tire Goes Flat ...390 Changing a Flat Tire ...391 Removing the Spare Tire and Tools - 2007 Hummer H3 | Owner's Manual - Page 313
Vehicle Identification Number (VIN) ...415 Service Parts Identification Label ...416 Electrical System ...416 Add-On Electrical Equipment ...416 Windshield Wiper Fuses ...417 Power Windows and Other Power Options ...417 Fuses and Circuit Breakers ...417 Engine Compartment Fuse Block ...418 Capacities - 2007 Hummer H3 | Owner's Manual - Page 314
not covered by warranty. GM Accessories are designed to complement and function with other systems on your vehicle. Your GM dealer can accessorize your vehicle using genuine GM Accessories. When you go to your GM dealer and ask for GM Accessories, you will know that GM-trained and supported service - 2007 Hummer H3 | Owner's Manual - Page 315
can. To order the proper service manual, see Service Publications Ordering Information on page 465. Your vehicle has an airbag system. Before attempting to do your own service work, see Servicing Your Airbag-Equipped Vehicle on page 80. You should keep a record with all parts receipts and list the - 2007 Hummer H3 | Owner's Manual - Page 316
vehicle can affect the airflow around it. This may cause wind noise and affect windshield washer performance. Check with your dealer before adding equipment to the outside of your vehicle. If you are using gasoline rated at 87 octane or higher and you hear heavy knocking, your engine needs service - 2007 Hummer H3 | Owner's Manual - Page 317
covered by your warranty. Additives To provide cleaner air, all gasolines in the United States are now required to contain additives that will help prevent engine and fuel system deposits from forming, allowing your emission control system intake valves clean, or if your vehicle experiences problems - 2007 Hummer H3 | Owner's Manual - Page 318
caused by use of improper fuel would not be covered by your warranty. To check the fuel availability, ask an auto club, or contact a major all the instructions on the pump island. Turn off your engine when you are refueling. Do not smoke if you are near fuel or refueling your vehicle. Keep sparks - 2007 Hummer H3 | Owner's Manual - Page 319
wait for any hiss noise to stop. Then unscrew the cap all the way. The fuel cap is located on the driver's side of the vehicle. Some vehicles might have a fuel it clicks. Make sure the cap is fully installed. The diagnostic system can determine if the fuel cap has been left off or improperly - 2007 Hummer H3 | Owner's Manual - Page 320
be displayed on the Driver Information Center (DIC) if the fuel cap is not properly installed. See DIC Warnings and Messages on page 196 for more information. Filling a Portable Fuel Container {CAUTION: Never fill a portable fuel container while it is in your vehicle. Static electricity discharge - 2007 Hummer H3 | Owner's Manual - Page 321
located inside the vehicle on the lower left side of the instrument panel. {CAUTION: An electric fan under the hood can start up and injure you even when the engine burn can get on hot engine parts and start a fire. These include liquids like fuel, oil, coolant, brake fluid, windshield washer and - 2007 Hummer H3 | Owner's Manual - Page 322
Engine Compartment Overview When you open the hood on the engine, this is what you will see: 322 - 2007 Hummer H3 | Owner's Manual - Page 323
Coolant on page 335. C. Engine Air Cleaner/Filter. See Engine Air Cleaner/Filter on page 328. D. Power Steering Fluid Reservoir. See Power Steering Fluid on page 345. E. Automatic Transmission Fluid Dipstick (If Equipped). See "Checking the Fluid Level" under Automatic Transmission Fluid on page 329 - 2007 Hummer H3 | Owner's Manual - Page 324
right kind. This section explains what kind of oil to use. For engine oil crankcase capacity, see Capacities and Specifications on page 422. Notice: Do not add too much oil. If the engine has so much oil that the oil level gets above the cross-hatched area that shows the proper operating range, the - 2007 Hummer H3 | Owner's Manual - Page 325
starburst symbol. Failure to use the recommended oil can result in engine damage not covered by your warranty. GM Goodwrench® oil meets all the requirements for your vehicle. 325 Look for two things: • GM6094M Your vehicle's engine requires oil meeting GM Standard GM6094M. You should look for and - 2007 Hummer H3 | Owner's Manual - Page 326
for good performance and engine protection. Engine Oil Life System When to Change Engine Oil Your vehicle has a computer system that lets you know when to change the engine oil and filter. This is based on engine revolutions and engine temperature, and not on mileage. Based on driving conditions - 2007 Hummer H3 | Owner's Manual - Page 327
How to Reset the Engine Oil Life System The Engine Oil Life System calculates when to change your engine oil and filter based on vehicle use. Anytime your oil is changed, reset the system so it can calculate when the next oil change is required. If a situation occurs where you change your oil prior - 2007 Hummer H3 | Owner's Manual - Page 328
passenger's side of the vehicle. See Engine Compartment Overview on page 322 for more information on location. 1. Unfasten the clips that hold the cover on and remove the cover. 2. Lift out the engine air cleaner/filter. 3. Inspect or replace the air filter. See Normal Maintenance Replacement Parts on - 2007 Hummer H3 | Owner's Manual - Page 329
have the air cleaner/filter in place when you are driving. When to Check and Change Automatic Transmission Fluid A good time to check your automatic transmission fluid level is when the engine oil is changed. Change the fluid and filter at the intervals listed in Additional Required Services on page - 2007 Hummer H3 | Owner's Manual - Page 330
out and fall on hot engine parts or exhaust system parts, starting a fire. Too little fluid could cause the transmission to overheat. Be sure to get an accurate reading if you check your transmission fluid. Wait at least 30 minutes before checking the transmission fluid level if you have been driving - 2007 Hummer H3 | Owner's Manual - Page 331
wipe it with a clean rag or paper towel. The automatic transmission dipstick handle with this symbol on it is located in the engine compartment on the passenger's side of the vehicle. See Engine Compartment Overview on page 322 for more information on location. 2. Push it back in all the way, wait - 2007 Hummer H3 | Owner's Manual - Page 332
: Use of the incorrect automatic transmission fluid may damage your vehicle, and the damages may not be covered by your warranty. Always use the automatic transmission fluid listed in Recommended Fluids and Lubricants on page 440. • After adding fluid, recheck the fluid level as described under "How - 2007 Hummer H3 | Owner's Manual - Page 333
Fluids and Lubricants on page 440. 1. Remove the filler plug. 2. Add fluid at the filler plug hole. Add only enough fluid to bring the fluid level up to the bottom of the filler plug hole. 3. Install the filler plug. Be sure the plug is fully seated. 1. Remove the filler plug. 2. Check - 2007 Hummer H3 | Owner's Manual - Page 334
it. See Engine Compartment Overview on page 322 for reservoir location. When to Check and What to Use It is not necessary to regularly check clutch fluid unless you suspect there is a leak in the system. Adding fluid will not correct a leak. A fluid loss in this system could indicate a problem. Have - 2007 Hummer H3 | Owner's Manual - Page 335
Add Fluid The proper fluid should be added if the level does not reach the bottom of the diaphragm when it is in place in the reservoir. See the instructions on the reservoir cap. Engine Coolant The cooling system in your vehicle is filled with DEX-COOL® engine coolant. This coolant is designed to - 2007 Hummer H3 | Owner's Manual - Page 336
and crack the engine, radiator, heater core, and other parts. Notice: If you use extra inhibitors and/or additives in your vehicle's cooling system, you could damage your vehicle. Use only the proper mixture of the engine coolant listed in this manual for the cooling system. See Recommended Fluids - 2007 Hummer H3 | Owner's Manual - Page 337
the engine and radiator are hot. It is located toward the rear of the engine compartment on the passenger's side of the vehicle. See Engine Compartment Overview on page 322 for more information on location. The vehicle must be on a level surface. When your engine is cold, the coolant level should - 2007 Hummer H3 | Owner's Manual - Page 338
. Coolant contains ethylene glycol, and it will burn if the engine parts are hot enough. Do not spill coolant on a hot engine. Occasionally check the coolant level in the radiator. For information on how to add coolant to the radiator, see Cooling System on page 340. If Steam Is Coming From Your - 2007 Hummer H3 | Owner's Manual - Page 339
or NEUTRAL and let the engine idle. 2. Turn off the air conditioning. 3. Turn on vehicle until it cools down. You may decide not to lift the hood but to get service help right away. 339 If No Steam Is Coming From Your Engine If you get an engine overheat warning but see or hear no steam, the problem - 2007 Hummer H3 | Owner's Manual - Page 340
. The vehicle should be parked on a level surface. When the engine is cold, the coolant level should be at least up to the FULL COLD mark. If it is not, you may have a leak at the pressure cap or in the radiator hoses, heater hoses, radiator, water pump or somewhere else in the cooling system. 340 - 2007 Hummer H3 | Owner's Manual - Page 341
the accelerator pedal down. If it does not, your vehicle needs service. Turn off the engine. Notice: Engine damage from running your engine without coolant is not covered by your warranty. Notice: Using coolant other than DEX-COOL® may cause premature engine, heater core, or radiator corrosion - 2007 Hummer H3 | Owner's Manual - Page 342
hot engine. When the coolant in the coolant recovery tank is at the FULL COLD mark, start your vehicle. If the overheat warning continues, there is one more thing you can try. Add the proper mixture directly to the radiator, but be sure the cooling system is cool before you do it. {CAUTION: Adding - 2007 Hummer H3 | Owner's Manual - Page 343
pressure cap to cool if you ever have to turn the pressure cap. 1. Remove the radiator pressure cap when the cooling system, including the upper radiator hose, is no longer hot. Turn the pressure cap slowly counterclockwise about one full turn. If you hear a hiss, wait for that to stop. A hiss - 2007 Hummer H3 | Owner's Manual - Page 344
hose getting hot. Watch out for the engine cooling fan. 7. By this time, the coolant level inside the radiator filler neck might be lower. If the level is lower, add more of the proper DEX-COOL® coolant mixture through the filler neck until the level reaches the base of the filler neck. 8. Then replace - 2007 Hummer H3 | Owner's Manual - Page 345
clutch is engaged, the fan spins faster to provide more air to cool the engine. In most everyday driving conditions, the clutch is not engaged. This improves fuel economy and reduces fan noise. Under heavy vehicle loading, trailer towing and/or high outside temperatures, the fan speed increases when - 2007 Hummer H3 | Owner's Manual - Page 346
vehicle in an area where the temperature may fall below freezing, use a fluid that has sufficient protection against freezing. Adding Washer Fluid Open the cap with the washer symbol on it. Add washer fluid until the tank is full. See Engine Compartment Overview on page 322 for reservoir location - 2007 Hummer H3 | Owner's Manual - Page 347
. It can damage your washer system and paint. Brakes Brake Fluid Your brake master cylinder reservoir is filled with DOT-3 brake fluid. See Engine Compartment Overview on page 322 for the location of the reservoir. There are only two reasons why the brake fluid level in the reservoir might go down - 2007 Hummer H3 | Owner's Manual - Page 348
on the brake hydraulic system, make sure the level is above the MIN but not over the MAX mark. {CAUTION: If you have too much brake fluid, it can spill on the engine. The fluid will burn if the engine is hot enough. You or others could be burned, and your vehicle could be damaged. Add brake fluid - 2007 Hummer H3 | Owner's Manual - Page 349
damage brake system parts. For example, just a few drops of mineral-based oil, such as engine oil, in the brake system can damage brake system parts so badly that they will have to be replaced. Do not let someone put in the wrong kind of fluid. • If you spill brake fluid on your vehicle's painted - 2007 Hummer H3 | Owner's Manual - Page 350
could be a sign of brake trouble. {CAUTION: The brake wear warning sound means that soon the brakes will not work well. That could lead to an accident. When you hear the brake wear warning sound, have your vehicle serviced. Notice: Continuing to drive with worn-out brake pads could result in costly - 2007 Hummer H3 | Owner's Manual - Page 351
brake parts. Battery Your vehicle has a maintenance free battery. When it is time for a new battery, get one that has the replacement number shown on the original battery's label. We recommend an ACDelco® replacement battery. See Engine Compartment Overview on page 322 for battery location - 2007 Hummer H3 | Owner's Manual - Page 352
damage to your vehicle that would not be covered by your warranty. Trying to start your vehicle by pushing or pulling it will not work, and it could damage your vehicle. 1. Check the other vehicle. It must have a 12-volt battery with a negative ground system. {CAUTION: Batteries have acid that - 2007 Hummer H3 | Owner's Manual - Page 353
jump start procedure. Put an automatic transmission in PARK (P) or a manual transmission in NEUTRAL before setting the parking brake. If you have a four-wheel-drive vehicle, be sure the transfer case is not in NEUTRAL. Notice: If you leave your radio or other accessories on during the jump starting - 2007 Hummer H3 | Owner's Manual - Page 354
4. Open the hoods and locate the batteries on both vehicles. You will use the positive (+) battery terminal and the remote negative (−) jump starting terminal to jump start your vehicle. To access the positive (+) battery terminal, open the terminal cover. See Engine Compartment Overview on page 322 - 2007 Hummer H3 | Owner's Manual - Page 355
has one. Negative (−) will go to a heavy, unpainted metal engine part or to a remote negative (−) terminal if the vehicle has one. Do not connect positive (+) to negative (−) or you will get a short that would damage the battery and maybe other parts too. And do not connect the negative (−) cable to - 2007 Hummer H3 | Owner's Manual - Page 356
cable at least 18 inches (45 cm) away from the dead battery, but not near engine parts that move. The electrical connection is just as good there, and the chance of sparks getting back to the battery is much less. Your vehicle has a remote negative (−) terminal, marked GND (Ground), for this purpose - 2007 Hummer H3 | Owner's Manual - Page 357
other vehicle. 5. Return the positive (+) battery terminal cover to its original position. Rear Axle When to Check and Change Lubricant It is not necessary to regularly check rear axle fluid unless you suspect there is a leak or you hear an unusual noise. A fluid loss could indicate a problem. Have - 2007 Hummer H3 | Owner's Manual - Page 358
The proper level is from 0 to 3/8 inch (0 mm to 10 mm) below the bottom of the filler plug hole, located on the rear axle. Headlamp Aiming The vehicle has a visual optical headlamp aiming system. The aim has been preset at the factory and should need no further adjustment. However, if the vehicle is - 2007 Hummer H3 | Owner's Manual - Page 359
colored wall or other flat surface. • The vehicle must have all four tires on a level surface which is level all the way to the wall or other flat surface. • The vehicle on the driver's seat. • Tires should be properly inflated. • The spare tire is in its original location in the vehicle. To adjust - 2007 Hummer H3 | Owner's Manual - Page 360
the vehicle at the wall or other flat surface where it was marked it Step 4. Notice: Do not cover a headlamp to improve beam cut-off when aiming. Covering a being aimed to be seen on the flat surface. Passenger's Side Shown 7. Locate the vertical headlamp aiming screws, which are under the hood near - 2007 Hummer H3 | Owner's Manual - Page 361
inside and can burst if you drop or scratch the bulb. You or others could be injured. Be sure to read and follow the instructions on the bulb package. 8. Turn the vertical aiming screw until the headlamp beam is aimed to the horizontal tape line. If you turn it clockwise, it will - 2007 Hummer H3 | Owner's Manual - Page 362
1. Open the hood. See Hood Release on page 321 for more information. 2. Reach in and access the headlamp bulb socket from inside the engine compartment. 4. Unplug the electrical connector by pushing the release tab and pulling the bulb socket out. 5. Replace with a new bulb socket. 6. Reinstall the - 2007 Hummer H3 | Owner's Manual - Page 363
, do the following: 1. Open the swing-gate. See Swing-gate on page 95 for more information. 2. Remove the two screws from the taillamp assembly. Passenger's Side Shown 363 - 2007 Hummer H3 | Owner's Manual - Page 364
the bulb socket into the taillamp assembly and turn it clockwise to secure. 8. Reinstall the taillamp assembly by lining up the locator pins with the retainers in the vehicle's body. 9. Reinstall the two screws and tighten. 10. Close the swing-gate. License Plate Lamp To replace one of these bulbs - 2007 Hummer H3 | Owner's Manual - Page 365
information. Replacement blades come in different types and are removed in different ways. For proper type and length, see Normal Maintenance Replacement Parts on page 442. Replacement Bulbs Exterior Lamp Back-up Lamp, Stoplamp, Taillamp and Turn Signal Lamp License Plate Lamp Low-Beam and High - 2007 Hummer H3 | Owner's Manual - Page 366
To replace the windshield wiper blade assembly do the following: 1. Lift the wiper arm away from the windshield. 2. Push the release lever (B) to disengage the hook and push the wiper arm (A) out of the blade (C). 3. Push the new wiper blade securely on the wiper arm until you hear the release - 2007 Hummer H3 | Owner's Manual - Page 367
is badly worn, or if your vehicle's tires have been damaged, replace them. {CAUTION: Poorly maintained and improperly used tires are dangerous. • Overloading your vehicle's tires can cause overheating as a result of too much friction. You could have an air-out and a serious accident. See Loading - 2007 Hummer H3 | Owner's Manual - Page 368
tire sidewall. (A) Tire Size: The tire size code is a combination of letters and numbers used to define a particular tire's width, height, aspect ratio, construction type, and service description. See the "Tire Size" illustration later in this section for more detail. (B) TPC Spec (Tire Performance - 2007 Hummer H3 | Owner's Manual - Page 369
be carried and the maximum pressure needed to support that load. For information on recommended tire pressure see Inflation - Tire Pressure on page 375 and Loading Your Vehicle on page 289. Light Truck (LT-Metric) Tire (A) Tire Size: The tire size code is a combination of letters and numbers used - 2007 Hummer H3 | Owner's Manual - Page 370
Motor Vehicle Safety Standards. (E) Tire Identification Number (TIN): The letters and numbers following DOT code are the Tire Identification Number (TIN). The TIN shows the manufacturer and plant code, tire size, and date the tire was manufactured. The TIN is molded onto both sides of the tire - 2007 Hummer H3 | Owner's Manual - Page 371
Tire Size The following examples show the different parts of a tire size. (A) Light Truck (LT-Metric) Tire: The United States version of a metric tire sizing system. The letters LT as the first two characters in the tire size means a light truck tire engineered to standards set by the U.S. Tire and - 2007 Hummer H3 | Owner's Manual - Page 372
. Some examples of optional accessories are, automatic transmission/ transaxle, power steering, power brakes, power windows, power seats, and air conditioning. Aspect Ratio: The relationship of a tire's height to its width. Belt: A rubber coated layer of cords that is located between the plies and - 2007 Hummer H3 | Owner's Manual - Page 373
: Gross Axle Weight Rating for the rear axle. See Loading Your Vehicle on page 289. Intended Outboard Sidewall: The side of an asymmetrical tire, that must always face outward when mounted on a vehicle. Kilopascal (kPa): The metric unit for air pressure. Light Truck (LT-Metric) Tire: A tire used on - 2007 Hummer H3 | Owner's Manual - Page 374
Your Vehicle on page 289. Vehicle Maximum Load on the Tire: Load on an individual tire due to curb weight, accessory weight, occupant weight, and cargo weight. Vehicle Placard: A label permanently attached to a vehicle showing the vehicle's capacity weight and the original equipment tire size and - 2007 Hummer H3 | Owner's Manual - Page 375
the label, is the minimum amount of air pressure needed to support your vehicle's maximum load carrying capacity. For additional information regarding how much weight your vehicle can carry, and an example of the Tire and Loading Information label, see Loading Your Vehicle on page 289. How you load - 2007 Hummer H3 | Owner's Manual - Page 376
system uses radio and sensor technology to check tire pressure levels. TPMS sensors are mounted onto each tire and wheel assembly on your vehicle, including the spare tire. The TPMS sensors monitor the air pressure in your vehicle's tires and transmit the tire pressure readings to a receiver located - 2007 Hummer H3 | Owner's Manual - Page 377
your vehicle has tires of a different size than the size indicated on the vehicle placard or tire inflation pressure label, you should determine the proper tire inflation pressure for those tires.) As an added safety feature, your vehicle has been equipped with a tire pressure monitoring system (TPMS - 2007 Hummer H3 | Owner's Manual - Page 378
that the replacement or alternate tires and wheels allow the TPMS to continue to function properly. A Tire and Loading Information label, attached to your vehicle, shows the size of your vehicle's original equipment tires and the correct inflation pressure for your vehicle's tires when they are cold - 2007 Hummer H3 | Owner's Manual - Page 379
order: driver's side front tire, passenger's side front tire, passenger's side rear tire, and driver's side rear tire using a TPMS diagnostic tool. See your dealer for service. The TPMS sensors may also be matched to each tire/wheel position by increasing or decreasing the tire's air pressure - 2007 Hummer H3 | Owner's Manual - Page 380
the valve cap, a pencil-style air pressure gage, or a key. 6. Proceed to the passenger's side front tire, and repeat the procedure in Step 5. 7. Proceed to the passenger's side rear tire, and repeat the procedure in Step 5. 8. Proceed to the driver's side rear tire, and repeat the procedure in Step - 2007 Hummer H3 | Owner's Manual - Page 381
that may cause undesired operation of the device. Changes or modifications to this system by other than an authorized service facility could void authorization to use this equipment. Tire Inspection and Rotation Tires should be rotated every 5,000 to 8,000 miles (8 000 to 13 000 km). Any - 2007 Hummer H3 | Owner's Manual - Page 382
a paper towel to do this; but be sure to use a scraper or wire brush later, if needed, to get all the rust or dirt off. See Changing a Flat Tire on page 391. Any time you rotate the vehicle's tires the Tire Pressure Monitor System (TPMS) will need to be reset. The TPMS identification codes will - 2007 Hummer H3 | Owner's Manual - Page 383
of the size or location of the damage. Buying New Tires GM has developed and matched specific tires for your vehicle. The original equipment tires installed on your vehicle, when it was new, were designed to meet General Motors Tire Performance Criteria Specification (TPC spec) system rating. If - 2007 Hummer H3 | Owner's Manual - Page 384
/or wheel could fail suddenly, causing a crash. Use only radial-ply tires with the wheels on your vehicle. If you must replace your vehicle's tires with those that do not have a TPC Spec number, make sure they are the same size, load range, speed rating, and construction type (radial and bias-belted - 2007 Hummer H3 | Owner's Manual - Page 385
may give a low-pressure warning that is higher or lower than the proper warning level you would get with TPC Spec rated tires. See Tire Pressure Monitor System on page 376. Your vehicle's original equipment tires are listed on the Tire and Loading Information Label. This label is attached to the - 2007 Hummer H3 | Owner's Manual - Page 386
(UTQG) system does not apply to deep tread, winter-type snow tires, space-saver, or temporary use spare tires, tires with nominal rim diameters of 10 to 12 inches (25 to 30 cm), or to some limited-production tires. While the tires available on General Motors passenger cars and light trucks may vary - 2007 Hummer H3 | Owner's Manual - Page 387
life, and excessive temperature can lead to sudden tire failure. The grade C corresponds to a level of performance which all passenger car tires must meet under the Federal Motor Vehicle Safety Standard No. 109. Grades B and A represent higher levels of performance on the laboratory test wheel than - 2007 Hummer H3 | Owner's Manual - Page 388
. Notice: The wrong wheel can also cause problems with bearing life, brake cooling, speedometer or odometer calibration, headlamp aim, bumper height, vehicle ground clearance, and tire or tire chain clearance to the body and chassis. See Changing a Flat Tire on page 391 for more information. Used - 2007 Hummer H3 | Owner's Manual - Page 389
to the brakes, suspension, or other vehicle parts. The area damaged by the tire chains could cause you to lose control of your vehicle and you or vehicle and tire size combination and road conditions. CAUTION: (Continued) Follow that manufacturer's instructions. To help avoid damage to your vehicle - 2007 Hummer H3 | Owner's Manual - Page 390
what to expect and what to do: If a front tire fails, the flat tire will create a drag that pulls the vehicle toward that side. Take your foot off the accelerator pedal and grip the steering wheel firmly. Steer to maintain lane position, and then gently brake to a stop well out of the traffic lane - 2007 Hummer H3 | Owner's Manual - Page 391
could be badly injured or even killed. Find a level place to change your tire. To help prevent the vehicle from moving: 1. Set the parking brake firmly. 2. Put an automatic transmission shift lever in PARK (P), or shift a manual transmission to FIRST (1) or REVERSE (R). CAUTION: (Continued) 3. If - 2007 Hummer H3 | Owner's Manual - Page 392
will first need to set up the wheel blocks before changing it. They are located in the tool bag, in the swing-gate. See Removing the Spare Tire and Tools on page 393 for more information. To use the wheel blocks, lift the wheel block as shown and lock into place. Then, use - 2007 Hummer H3 | Owner's Manual - Page 393
Removing the Spare Tire and Tools The equipment you will need is located in the swing-gate, behind a cover. To remove the equipment, do the following: 1. Open the swing-gate. See Swing-gate on page 95 for more information. 2. Remove the cover, located on the inside of the swing-gate, by lifting the - 2007 Hummer H3 | Owner's Manual - Page 394
, which you will use to remove the spare tire and flat tire: The spare tire is attached to the outside of the swing-gate. To remove the spare tire, do the following: 1. If your vehicle has a spare tire cover release the latch and open the cover. A. Wheel Wrench B. Jack Handle Extensions C. Jack - 2007 Hummer H3 | Owner's Manual - Page 395
in the slot on the wheel and gently pry the center cap out. 3. Use the wheel wrench to remove the wheel nuts securing the spare tire. If your vehicle has locking lug nuts, the key is supplied in the tool bag. Use the key along with the wheel wrench to remove the wheel - 2007 Hummer H3 | Owner's Manual - Page 396
the Flat Tire and Installing the Spare Tire 1. Remove the center cap by placing the flat end of the wheel wrench in the slot on the wheel and gently pry the center cap out. 2. Turn the wheel wrench counterclockwise to loosen the wheel nuts. Do not remove them yet. If your vehicle has locking - 2007 Hummer H3 | Owner's Manual - Page 397
the jack. From the front of the vehicle position the jack on the front lower control arm along the bar that runs front to back. Turn the wheel wrench clockwise to raise the vehicle. Raise the vehicle far enough off the ground so there is enough room for the spare tire to clear the ground. 397 - 2007 Hummer H3 | Owner's Manual - Page 398
graphic above to locate the placement of the jack if the flat tire is on the rear of the vehicle. Rear Tire Flat: You vehicle align the jack under the rear axle. Turn the wheel wrench clockwise to raise the vehicle. Raise the vehicle far enough off the ground so there is enough room for the spare tire - 2007 Hummer H3 | Owner's Manual - Page 399
, be sure to fit the jack lift head into the proper location before raising the vehicle. {CAUTION: Getting under a vehicle when it is jacked up is dangerous. If the vehicle slips off the jack you could be badly injured or killed. Never get under a vehicle when it is supported only by a jack. 399 - 2007 Hummer H3 | Owner's Manual - Page 400
the wheel nuts and take off the flat tire. {CAUTION: Rust or dirt on the wheel, or on the parts to which it is fastened, can make where the wheel attaches to the vehicle. In an emergency, you can use a cloth or a paper towel to do this; but be sure to use a scraper or wire brush later, if needed, to - 2007 Hummer H3 | Owner's Manual - Page 401
oil or grease on studs or nuts. If you do, the nuts might come loose. Your wheel could fall off, causing a serious accident. 8. Put the spare tire on the mounting surface. 9. Put the wheel nuts back on with the rounded end of the nuts toward the wheel after mounting the - 2007 Hummer H3 | Owner's Manual - Page 402
counterclockwise to lower the vehicle. Lower the jack the proper torque specification. See Capacities and Specifications on page 422 for wheel nut torque specification by turning the wheel wrench clockwise. 13. After installing the wheel and tire, you must reinstall the center cap. Place the cap on the wheel - 2007 Hummer H3 | Owner's Manual - Page 403
in the passenger compartment of the vehicle could cause injury. In a sudden stop or collision, loose equipment could strike someone. Store all these in the proper place. To store the flat or spare tire on the spare tire mount, do the following: 1. Slide the flat or spare tire onto the swing-gate. In - 2007 Hummer H3 | Owner's Manual - Page 404
the jack tool bag. 5. Reinstall the center tire cover onto the spare or flat tire. 6. If your vehicle has a spare tire cover close the cover and latch the side latch. 2. Secure the tool bag to the and jack tool bag, make sure the jack base is securely seated behind the tabs in the swing-gate. 404 - 2007 Hummer H3 | Owner's Manual - Page 405
new, had a fully-inflated spare tire. A spare tire may lose air over time, so check its inflation pressure regularly. See Inflation - Tire Pressure on page 375 and Loading Your Vehicle on page 289 for information regarding proper tire inflation and loading your vehicle. For instruction on how to remove - 2007 Hummer H3 | Owner's Manual - Page 406
that transfer color to your home furnishings may also transfer color to your vehicle's interior. When cleaning your vehicle's interior, adhere to all safety instructions on the label. While cleaning your vehicle's interior, maintain adequate ventilation by opening your vehicle's doors and windows. - 2007 Hummer H3 | Owner's Manual - Page 407
a good guide. • Do not heavily saturate your upholstery while cleaning. • Damage to your vehicle's interior only be used on floor carpet and carpeted floor mats. For soils, always try to remove them first clean, use the following instructions: 1. Saturate a lint-free, clean white cloth with water - 2007 Hummer H3 | Owner's Manual - Page 408
permanently change the appearance and feel of your leather and are not recommended. Do not use silicone or wax-based products, or those containing organic solvents to clean your vehicle's interior because they can alter the appearance by increasing the gloss in a non-uniform manner. Never use shoe - 2007 Hummer H3 | Owner's Manual - Page 409
change the appearance and feel of your interior and are not recommended. Do not use silicone or wax-based products, or those containing organic solvents to clean your vehicle's interior because they can alter the appearance by increasing the gloss in a non-uniform manner. Some commercial products - 2007 Hummer H3 | Owner's Manual - Page 410
your dealer. See Vehicle Care/Appearance Materials on page 414. Do not use cleaning agents that are petroleum based, or that contain lamps and lenses. Follow instructions under Washing Your Vehicle on page 410. Finish Care Occasional waxing or mild polishing of your vehicle by hand may be necessary - 2007 Hummer H3 | Owner's Manual - Page 411
fallout that can take their toll over a period of years. You can help to keep the paint finish looking new by keeping your vehicle garaged or covered whenever possible. Windshield, Backglass, and Wiper Blades If the windshield is not clear after using the windshield washer, or if the wiper blade - 2007 Hummer H3 | Owner's Manual - Page 412
-plated wheels. The repairs would not be covered by your warranty. Never drive a vehicle equipped with aluminum or chrome-plated wheels through an automatic car wash that uses silicone carbide tire cleaning brushes. Do not take your vehicle through an automatic car wash that has silicone carbide - 2007 Hummer H3 | Owner's Manual - Page 413
expense. Minor chips and scratches can be repaired with touch-up materials available from your dealer. Larger areas of finish damage can be corrected in your dealer's body and paint shop. Sheet Metal Damage If the vehicle is damaged and requires sheet metal repair or replacement, make sure the - 2007 Hummer H3 | Owner's Manual - Page 414
, at no charge to the owner, the surfaces of new vehicles damaged by this fallout condition within 12 chrome or stainless steel. Removes soil and black marks from whitewalls. Cleans vinyl. Removes dirt, grime, smoke and fingerprints. Removes dirt and grime from chrome wheels and wire wheel covers - 2007 Hummer H3 | Owner's Manual - Page 415
on a plate in the front corner of the instrument panel, on the driver's side. You can see it if you look through the windshield from outside your vehicle. The VIN also appears on the Certification/Tire and Service Parts labels and the certificates of title and registration. Odor Eliminator 415 - 2007 Hummer H3 | Owner's Manual - Page 416
identify your vehicle's engine, specifications, and replacement parts. Electrical System Add-On Electrical Equipment Notice: Do not add anything electrical to your vehicle unless you check with your dealer first. Some electrical equipment can damage your vehicle and the damage would not be covered by - 2007 Hummer H3 | Owner's Manual - Page 417
other power accessories. When the current load is too heavy, the circuit breaker opens and closes, protecting the circuit until the problem is fixed or goes away. Power and Heated Seat Circuit Breakers There is a circuit breaker located underneath the driver's side front seat that controls the power - 2007 Hummer H3 | Owner's Manual - Page 418
Fuse Block The engine compartment fuse block is located on the driver's side of the engine compartment. See Engine Compartment Overview on page 322 for more information on location. To remove the cover, push in on the tabs at the ends of the cover and lift. To reinstall the cover, line up the - 2007 Hummer H3 | Owner's Manual - Page 419
Fuse 1 2 3 4 Usage Heated Seats Grille Guard Fuel Pump Roof Lamp Fuse 5 6 7 8 Usage Battery Ignition Switch Front Wiper Regulated Voltage Control Power Power Locks 419 - 2007 Hummer H3 | Owner's Manual - Page 420
Module B Spare 4 Airbags Back-up Lamps Anti-lock Brakes, StabiliTrak® Rear Window Defogger Fuse 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 Usage Canister Vent Regulated Voltage Control VSense+ Ignition 1 Transmission Cruise, Inside Rearview Mirror Horn Driver's Side - 2007 Hummer H3 | Owner's Manual - Page 421
Sunroof Transfer Case Control Module Switch Climate Control Spare 8 Power Seats Air Pump Passenger's Side Power Window Anti-lock Brakes, StabiliTrak® 2 Solenoid Anti-lock Brakes, StabiliTrak® 1 Motor Driver's Side Power Window Climate Control Fan Electronic Brake Controller Trailer B+ Fuse Starter - 2007 Hummer H3 | Owner's Manual - Page 422
Refrigerant R134a For the air conditioning system refrigerant charge amount, see the refrigerant caution label located under the hood. See your dealer for more information. 10.0 qt 6.0 qt 23.0 gal 1.6 qt 9.5 L 5.7 L 87.1 L 1.5 L Cooling System Engine Oil with Filter Fuel Tank Transfer Case - 2007 Hummer H3 | Owner's Manual - Page 423
qt 2.5 qt 100 lb ft 4.7 L 2.4 L 140 Y English Metric All capacities are approximate. When adding, be sure to fill to the appropriate level, as recommended in this manual. Engine Specifications Engine VORTEC™ 3.7L L5 VIN Code E Transmission Automatic Manual Spark Plug Gap .040 inches (1.01 mm) 423 - 2007 Hummer H3 | Owner's Manual - Page 424
✍ NOTES 424 - 2007 Hummer H3 | Owner's Manual - Page 425
Replacement Parts ...442 Engine Drive Belt Routing ...443 Maintenance Record ...444 Maintenance Schedule ...426 Introduction ...426 Maintenance Requirements ...426 Your Vehicle and the Environment ...427 Using the Maintenance Schedule ...427 Scheduled Maintenance ...429 Additional Required Services - 2007 Hummer H3 | Owner's Manual - Page 426
Introduction Important: Keep engine oil at the proper level and change as recommended. Maintenance Requirements Notice: Maintenance intervals, checks, inspections, replacement parts, and recommended fluids and lubricants as prescribed in this manual are necessary to keep your vehicle in good working - 2007 Hummer H3 | Owner's Manual - Page 427
helps the environment. All recommended maintenance is important. Improper vehicle maintenance can even affect the quality of the air we breathe. Improper fluid levels or the wrong tire inflation can increase the level of emissions from your vehicle. To help protect our environment, and to keep your - 2007 Hummer H3 | Owner's Manual - Page 428
Tire and Loading Information label. See Loading Your Vehicle Services on page 432 and Maintenance Footnotes on page 433 for further information. {CAUTION: Performing maintenance work on a vehicle service needs, you will know that GM-trained and supported service technicians will perform the work using genuine - 2007 Hummer H3 | Owner's Manual - Page 429
not indicate that vehicle service is necessary for over a year. However, your engine oil and filter must be changed at least once a year and at this time the system must be reset. Your GM Goodwrench® dealer has GM-trained service technicians who will perform this work using genuine GM parts and reset - 2007 Hummer H3 | Owner's Manual - Page 430
If the engine oil life system is ever reset accidentally, you must service your vehicle within 3,000 miles (5 000 km) since your last service. Remember to reset the oil life system whenever the oil is changed. See Engine Oil Life System on page 326 for information on the Engine Oil Life System and - 2007 Hummer H3 | Owner's Manual - Page 431
system. See Engine Oil Life System on page 326. An Emission Control Service. Lubricate chassis components. See footnote #. Visually check for any leaks or damage. See footnote (j). Inspect engine air cleaner filter. If necessary, replace filter. See Engine Air Cleaner/Filter on page 328. Rotate tires - 2007 Hummer H3 | Owner's Manual - Page 432
Engine Air Cleaner/Filter on page 328. Change automatic transmission fluid and filter (severe service). See footnote (h). Change automatic transmission fluid and filter (normal service). Change transfer case fluid. See footnote (g). Replace spark plugs and inspect spark plug wires. An Emission Control - 2007 Hummer H3 | Owner's Manual - Page 433
Additional Required Services (cont'd) Service and Miles (Kilometers) Engine cooling system service (or every five years, whichever occurs first). An Emission Control Service. See footnote (i). Inspect engine accessory drive belt. An Emission Control Service. See footnote (k). 25,000 (40 000) 50,000 ( - 2007 Hummer H3 | Owner's Manual - Page 434
. (h) Change automatic transmission fluid and filter if the vehicle is mainly driven under one or more of these conditions: − In heavy city traffic where the outside temperature regularly reaches 90°F (32°C) or higher. − In hilly or mountainous terrain. − When doing frequent trailer towing. − Uses - 2007 Hummer H3 | Owner's Manual - Page 435
any vehicle system could indicate a problem. Have the system inspected and repaired and the fluid level checked. Add fluid if needed. (k) Visually inspect belt for fraying, excessive cracks, or obvious damage. Replace belt if necessary. Owner Checks and Services These owner checks and services should - 2007 Hummer H3 | Owner's Manual - Page 436
the proper level. Failure to keep your engine oil at the proper level can cause damage to your engine not covered by your warranty. Tire Wear Inspection Tire rotation may be required for high mileage highway drivers prior to the Engine Oil Life System service notification. Check the tires for wear - 2007 Hummer H3 | Owner's Manual - Page 437
if it starts. 3. On automatic transmission vehicles, try to start the engine in each gear. The vehicle should start only in PARK (P) or NEUTRAL (N). If the vehicle starts in any other position, contact your GM Goodwrench® dealer for service. On manual transmission vehicles, put the shift lever in - 2007 Hummer H3 | Owner's Manual - Page 438
Automatic Transmission Shift Lock Control System Check {CAUTION: When you are doing this inspection, the vehicle could move suddenly. If the vehicle moves, you or others could be injured. 1. Before you start, be sure you have enough room around the vehicle. It should be parked on a level surface. - 2007 Hummer H3 | Owner's Manual - Page 439
Parking Brake and Automatic Transmission Park (P) Mechanism Check {CAUTION: When you are doing this check, your vehicle could begin to move. You or others could be injured and property could be damaged. Make sure there is room in front of your vehicle in case it begins to roll. Be ready to apply - 2007 Hummer H3 | Owner's Manual - Page 440
-3 brake fluid. System Windshield Washer GM Optikleen® Washer Solvent. Power Steering GM Power Steering Fluid (GM Part No. U.S. 89021184, System in Canada 89021186). Automatic Transmission Manual Transmission Hydraulic Clutch System Key Lock Cylinders DEXRON®-VI Automatic Transmission Fluid. Manual - 2007 Hummer H3 | Owner's Manual - Page 441
LB. SAE 75W-90 Synthetic Axle Lubricant (GM Part No. U.S. 12378261, in Canada 10953455) meeting GM Specification 9986115. Manual Transmission Fluid (GM Part No. U.S. 88861800, in Canada 88861801). Spline Lubricant, Special Lubricant (GM Part No. U.S. 12345879, in Canada 10953511) or lubricant meeting - 2007 Hummer H3 | Owner's Manual - Page 442
Normal Maintenance Replacement Parts Replacement parts identified below by name, part number or specification can be obtained from your GM dealer. Part Engine Air Cleaner/Filter Engine Oil Filter Spark Plugs Wiper Blades Driver - 16.7 inches (42.5 cm) Passenger - 15.7 inches (40.0 cm) Rear - 11.8 - 2007 Hummer H3 | Owner's Manual - Page 443
Engine Drive Belt Routing 3.7L L5 Engine 443 - 2007 Hummer H3 | Owner's Manual - Page 444
, record the date, odometer reading, who performed the service, and the type of services performed in the boxes provided. See Maintenance Requirements on page 426. Any additional information from Owner Checks and Services on page 435 can be added on the following record pages. You should retain all - 2007 Hummer H3 | Owner's Manual - Page 445
Maintenance Record (cont'd) Date Odometer Reading Serviced By Maintenance I or Maintenance II Services Performed 445 - 2007 Hummer H3 | Owner's Manual - Page 446
Maintenance Record (cont'd) Date Odometer Reading Serviced By Maintenance I or Maintenance II Services Performed 446 - 2007 Hummer H3 | Owner's Manual - Page 447
to the Canadian Government ...464 Reporting Safety Defects to General Motors ...464 Service Publications Ordering Information ...465 Customer Assistance and Information ...448 Customer Satisfaction Procedure ...448 Online Owner Center ...451 Customer Assistance for Text Telephone (TTY) Users ...452 - 2007 Hummer H3 | Owner's Manual - Page 448
your concern with a member of dealership management. Normally, concerns can be quickly resolved at that level. If the matter has already been reviewed with the sales, service or parts manager, contact the owner of the dealership or the general manager. STEP TWO: If after contacting a member of - 2007 Hummer H3 | Owner's Manual - Page 449
STEP THREE - U.S. Owners: Both General Motors and your dealer are committed to making sure you are completely satisfied with your new vehicle. However, if you 955-5100 This program is available in all 50 states and the District of Columbia. Eligibility is limited by vehicle age, mileage, and other - 2007 Hummer H3 | Owner's Manual - Page 450
binding arbitration of owner disputes involving factory-related vehicle service claims. The program provides for the review of the facts concerning eligibility in the Canadian Motor Vehicle Arbitration Plan (CAMVAP), call toll-free 1-800-207-0685. Alternatively, you may call the General Motors - 2007 Hummer H3 | Owner's Manual - Page 451
, including tips and videos and an electronic version of this owner manual. • Keep track of your vehicle's service history and maintenance schedule. • Find GM dealers for service nationwide. • Receive special promotions and privileges only available to members. Refer to www.MyGMLink.com on the web - 2007 Hummer H3 | Owner's Manual - Page 452
Text Telephones (TTYs), HUMMER has TTY equipment available at its Customer Assistance Center. Any TTY user in the U.S. can communicate with HUMMER by dialing: 1-800- . However, if a customer wishes to write or e-mail HUMMER, refer to the addresses below. Canada - Customer Assistance General - 2007 Hummer H3 | Owner's Manual - Page 453
reimburse you up to $1,000 of the cost of eligible aftermarket adaptive equipment required for your vehicle, such as hand controls or a wheelchair/scooter lift. The offer is available for a very limited period of time from the date of vehicle purchase/lease. For more details, or to determine your - 2007 Hummer H3 | Owner's Manual - Page 454
be delivered within 10 miles. Emergency Tow from a Public Roadway or Highway: Tow to the nearest dealership for warranty service or in the event of a vehicle-disabling accident. Flat Tire Change: Installation of your vehicle's spare tire in good condition will be covered at no charge. The customer - 2007 Hummer H3 | Owner's Manual - Page 455
your location. • Location of the vehicle. • Model, year, color, and license plate number of the vehicle. • Odometer reading, Vehicle Identification Number (VIN) and delivery date of the vehicle. • Description of the problem. While we hope you never have the occasion to use our service, it is added - 2007 Hummer H3 | Owner's Manual - Page 456
, keep driving it until it can be scheduled for service, unless, of course, the problem is safety-related. If it is, please call your dealership, let them know this, and ask for instructions. If the dealer requests that you simply drop the vehicle off for service, you are urged to do so as early in - 2007 Hummer H3 | Owner's Manual - Page 457
-way or round trip shuttle service within reasonable time and distance parameters for the dealer's area. Public Transportation or Fuel Reimbursement If your vehicle requires warranty repairs, reimbursement of public transportation expenses may be available. In addition, for U.S. customers, should - 2007 Hummer H3 | Owner's Manual - Page 458
braking and to help the driver control the vehicle systems, such as the airbag Sensing and Diagnostic Module (SDM) in your vehicle may record information about the condition of the vehicle and how it was operated, such as data related to engine speed, brake application, throttle position, vehicle - 2007 Hummer H3 | Owner's Manual - Page 459
, may have access to the special equipment that can read the information if they have access to the vehicle or the device that stores the data. If your vehicle has OnStar®, please check the OnStar® subscription service agreement or manual for information on its operations and data collection. 459 - 2007 Hummer H3 | Owner's Manual - Page 460
any related failures are not covered by that warranty. Aftermarket collision parts are also available. These are made by companies other than GM and may not have been tested for your vehicle. As a result, these parts may fit poorly, exhibit premature durability/corrosion problems, and may not perform - 2007 Hummer H3 | Owner's Manual - Page 461
repairs by using aftermarket collision parts. Some insurance companies will not specify aftermarket collision parts. When purchasing insurance, we recommend that you assure your vehicle will be repaired with GM original equipment collision parts. If such insurance coverage is not available from your - 2007 Hummer H3 | Owner's Manual - Page 462
. See Roadside Assistance Program on page 454 for more information. • If your vehicle cannot be driven, know where the towing service will be taking it. Get a card from the tow truck operator or write down the driver's name, the service's name, and the phone number. • Remove any valuables from your - 2007 Hummer H3 | Owner's Manual - Page 463
of choice, take your vehicle there, or have it towed there. Specify to the facility that any required replacement collision parts be original equipment parts, either new Genuine GM parts or recycled original GM parts. Remember, recycled parts will not be covered by your GM vehicle warranty. 463 - 2007 Hummer H3 | Owner's Manual - Page 464
similar complaints, it may open an investigation, and if it finds that a safety defect exists in a group of vehicles, it may order a recall and remedy campaign. However, NHTSA cannot become involved in individual problems between you, your dealer, or General Motors. To contact NHTSA, you may call the - 2007 Hummer H3 | Owner's Manual - Page 465
-7483). RETAIL SELL PRICE: $6.00 (U.S.) plus Processing fee Service Publications Ordering Information Service Manuals Service Manuals have the diagnosis and repair information on engines, transmission, axle suspension, brakes, electrical, steering, body, etc. Transmission, Transaxle, Transfer Case - 2007 Hummer H3 | Owner's Manual - Page 466
information about the vehicle. The owner manual will include the Maintenance Schedule for all models. In-Portfolio: Includes a Portfolio, Owner Manual, and Warranty Booklet. RETAIL SELL PRICE: $35.00 (U.S.) plus Processing fee Without Portfolio: Owner Manual only. RETAIL SELL PRICE: $25.00 - 2007 Hummer H3 | Owner's Manual - Page 467
Add-On Electrical Equipment ...416 Air Cleaner/Filter, Engine ...328 Air Conditioning ...170 Airbag Passenger Status Indicator ...179 Readiness Light ...178 Airbag Sensing and Diagnostic Module (SDM) ...458 Airbag System ...65 Adding Equipment to Your Airbag-Equipped Vehicle ...81 How Does an Airbag - 2007 Hummer H3 | Owner's Manual - Page 468
Theft-Deterrent Feature ...Understanding Radio Reception ...XM™ Satellite Radio Antenna System ...Automatic Headlamp System ...Automatic Transmission Fluid ...Operation ... 201 232 231 232 230 203 211 202 230 230 232 165 329 106 B Battery ...351 Electric Power Management ...168 Run-Down Protection - 2007 Hummer H3 | Owner's Manual - Page 469
Control System ...170 Outlet Adjustment ...173 Clutch, Hydraulic ...334 Collision Damage Repair ...460 Comfort Guides, Rear Safety Belt ...35 Compass ...122, 125 Content Theft-Deterrent ...98 Control of a Vehicle ...238 Convenience Net ...146 Coolant Engine Temperature Gage ...185 Heater, Engine - 2007 Hummer H3 | Owner's Manual - Page 470
Disc, MP3 ...222 Doing Your Own Service Work ...315 Dome Lamp ...167 Dome Lamp Override ...168 Door Locks ...92 Power Door Locks ...93 Programmable Automatic Door Locks ...94 Driver Position, Safety Belt ...22 Driver Information Center (DIC) ...192 DIC Controls and Displays ...192 DIC Warnings and - 2007 Hummer H3 | Owner's Manual - Page 471
...38 Exterior Lamps ...162 F Filter Engine Air Cleaner ...Finish Damage ...Fixed Mast Antenna ...Flashers, Hazard Warning ...Flash-to-Pass ...Flat Tire ...Flat Tire, Changing ...Flat Tire, Storing ...Fluid Automatic Transmission ...Manual Transmission ...Power Steering ...Windshield Washer ...Fog - 2007 Hummer H3 | Owner's Manual - Page 472
Countries ...Gage ...Gasoline Octane ...Gasoline Specifications ...Fuses Engine Compartment Fuse Block ...Fuses and Circuit Breakers ...Windshield Wiper Restraints ...13 Headlamp Aiming ...358 Headlamps ...362 Automatic Headlamp System ...165 Bulb Replacement ...361 Daytime Running Lamps ...164 - 2007 Hummer H3 | Owner's Manual - Page 473
Child Restraints ...51 License Plate Lamps ...364 Light Airbag Readiness ...178 Anti-Lock Brake System Warning ...183 Battery Warning ...181 Brake System Warning ...182 Cruise Control ...190 Highbeam On ...190 Malfunction Indicator ...186 Oil Pressure ...189 Passenger Airbag Status Indicator ...179 - 2007 Hummer H3 | Owner's Manual - Page 474
426 Normal Maintenance Replacement Parts ...442 Owner Checks and Services ...435 Recommended Fluids and Lubricants ...440 Scheduled Maintenance ...429 Using ...427 Your Vehicle and the Environment ...427 Malfunction Indicator Light ...186 Manual Seats ...8 Manual Transmission Fluid ...332 Operation - 2007 Hummer H3 | Owner's Manual - Page 475
222 MyGMLink.com ...451 N Navigation/Radio System, see Navigation Manual ...230 New Vehicle Break-In ...101 Normal Maintenance Replacement Parts ...442 Outside Convex Mirror ...128 Power Mirrors ...128 Owner Checks and Services ...435 Owners, Canadian ...3 P Paint, Damage ...413 Park (P) Shifting - 2007 Hummer H3 | Owner's Manual - Page 476
and Lubricants ...440 Recovery Loops ...287 Recreational Vehicle Towing ...295 Remote Keyless Entry (RKE) System ...88 Remote Keyless Entry (RKE) System, Operation ...89 Removing the Flat Tire and Installing the Spare Tire ...396 Removing the Spare Tire and Tools ...393 Replacement Bulbs ...365 - 2007 Hummer H3 | Owner's Manual - Page 477
...82 Replacing Restraint System Parts After a Crash ...83 Retained Accessory Power (RAP) ...103 Right Front Passenger Position, Safety Belts ...31 Roadside Assistance Program ...454 Rocking Your Vehicle to Get it Out ...286 Routing, Engine Drive Belt ...443 Running the Engine While Parked ...121 - 2007 Hummer H3 | Owner's Manual - Page 478
30 Side Steps ...271 Signals, Turn and Lane-Change ...156 Spare Tire ...405 Installing ...396 Removing ...393 Storing ...403 Specifications, Capacities ...422 Speedometer ...176 Split Bench Seat (60/40) ...14 StabiliTrak® System ...244 StabiliTrak® Not Ready Light ...184 Starting Your Engine ...103 - 2007 Hummer H3 | Owner's Manual - Page 479
Towing Recreational Vehicle ...Towing a Trailer ...Your Vehicle ... 389 391 413 385 390 375 381 396 376 396 393 405 403 368 372 386 387 387 383 295 297 294 Traction Control System (TCS) ...Off Light ...StabiliTrak® System ...Trailer Recommendations ...Transmission Fluid, Automatic ...Fluid, Manual - 2007 Hummer H3 | Owner's Manual - Page 480
Vehicle Control ...238 Damage Warnings ...5 Loading ...289 Parking Your ...119 Symbols ...5 Vehicle Data Collection and Event Data Recorders ...458 Vehicle Identification Number (VIN) ...415 Service Parts ...228 XM™ Satellite Radio Antenna System ...232 Y Your Vehicle and the Environment ...427 480
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-
480
 |
 |
Seats and Restraint Systems
.......................
7
Front Seats
..............................................
8
Rear Seats
.............................................
14
Safety Belts
............................................
17
Child Restraints
......................................
39
Airbag System
........................................
65
Restraint System Check
.........................
82
Features and Controls
................................
85
Keys
.......................................................
87
Doors and Locks
....................................
92
Windows
................................................
96
Theft-Deterrent Systems
.........................
98
Starting and Operating Your Vehicle
.......
101
Mirrors
..................................................
122
OnStar
®
System
...................................
129
Universal Home Remote System
..........
132
Storage Areas
......................................
143
Sunroof
................................................
147
Instrument Panel
.......................................
149
Instrument Panel Overview
...................
152
Climate Controls
...................................
170
Warning Lights, Gages, and
Indicators
..........................................
174
Driver Information Center (DIC)
............
192
Audio System(s)
...................................
201
Driving Your Vehicle
.................................
233
Your Driving, the Road, and
Your Vehicle
.....................................
234
Towing
.................................................
294
2007 HUMMER H3 Owner Manual
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