2010 Mercedes GL-Class Owner's Manual - Page 274
2010 Mercedes GL-Class Manual
Page 274 highlights
272 Driving instructions vehicle and/or opens or closes doors or the tailgate. The vehicle's level could change and you could endanger yourself and/or others as a result. Make sure that you do not operate the ADS button or the vehicle level control system when coupling/decoupling the trailer. network information for your destination from any authorized Mercedes-Benz Center. Control and operation of radio transmitter Safety notes G Warning! Please do not forget that your primary responsibility is to drive the vehicle. A driver's attention to the road must always be his/her primary focus when driving. For your safety and the safety of others, we recommend that you pull over to a safe location and stop before placing or taking a telephone call. If you choose to use the telephone18 while driving, please use the hands-free device and only use the telephone when road, weather and traffic conditions permit. Some jurisdictions prohibit the driver from using a mobile telephone while driving a vehicle. Only operate the COMAND18 (Cockpit Management and Data System) if road, weather and traffic conditions permit. Otherwise, you may not be able to observe traffic conditions and could endanger yourself and others. Bear in mind that at a speed of just 30 mph (approximately 50 km/h), your vehicle is covering a distance of 44 feet (approximately 14 m) every second. Operation X Make sure the automatic transmission is in park position P (Y page 115). X Engage the parking brake for the vehicle (Y page 112). X Start the engine (Y page 108). X Close all doors and the tailgate. X Engage the parking brake for the trailer. G Warning! As soon as you disconnect the electrical connection between the trailer and the vehicle, the vehicle will lower. To help avoid personal injury, make sure no one is near the wheel housing or underneath the vehicle before the electrical connection is disconnected. When you decouple the trailer, the vehicle is temporarily raised because the springs are relieved of load. Be especially careful during this process, as you could otherwise injure yourself and/or others. Make sure that any persons remaining in the vehicle do not press the switches for vehicle level control or the ADS. X X Disconnect all electrical plug connectors. Decouple the trailer. X Make sure that the trailer coupling is free of load. X Turn off the engine (Y page 113). Emission control Certain systems of the engine serve to keep the toxic components of the exhaust gases within permissible limits required by law. These systems will function properly only when maintained strictly according to factory specifications. Any adjustments on the engine should, therefore, be carried out only by qualified Mercedes-Benz Center authorized technicians. Driving abroad If you plan to drive the vehicle outside the U.S. or Canada, you should request dealer 18 Observe all legal requirements.