2005 Cadillac STS Owner's Manual - Page 72

If you have additional transmitters to program, this process can be repeated until four transmitters have been programmed. The DIC will then display MAX # FOBS LEARNED and will exit the programming mode. When you are done programming transmitters, press the unlock button on each keyless access transmitter twice. After performing this process, transmitters previously programmed will no longer work with your vehicle and must be reprogrammed. keyless ignition with push button start. Although this will start the vehicle, it is recommended that you replace the transmitter battery as soon as possible. Notice: When replacing the battery, use care not to touch any of the circuitry. Static from your body transferred to these surfaces may damage the transmitter. Battery Replacement Under normal use, the battery in your keyless access transmitter should last about three years. You can tell the battery is weak if the transmitter will not 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. The Driver Information Center (DIC) may display KEY FOB BATTERY LOW. A weak battery may also cause the DIC to display NO FOBS DETECTED when you try to start the vehicle. If this happens, place the transmitter in the console bin transmitter pocket with the buttons facing to the front of the vehicle. Then, with the vehicle in PARK (P) or NEUTRAL (N), press the brake pedal and the start button. See Starting Your Engine on page 2-24, for additional information about your vehicle's electronic 1. Insert a coin or similar object into the slot on the back of the transmitter and gently pry apart the front and back. 2. Gently pull the battery out of the transmitter. 2-8