Mercedes-Benz GL-Class: Steering wheel - Seats, steering wheel and mirrors - Mercedes-Benz GL-Class Owner's ManualMercedes-Benz GL-Class: Steering wheel

Problems with the seat ventilation
If one or all of the indicator lamps in the seat ventilation button are flashing, the seat ventilation has switched off automatically. The vehicle's electrical system voltage is too low because ...

Important safety notes
WARNING   Do not adjust the steering wheel while driving. Adjusting the steering wheel while driving, or driving without the steering wheel adjustment feature locked could cause the driv ...

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Unlocking the vehicle
WARNING To prevent accidental or unauthorized operation, never leave the Smart Key unattended in the vehicle. Never leave children or animals unattended in the vehicle. The vehicle can be ...

Methyl tertiary butyl ether (MTBE)
Unleaded fuel containing an oxygenate known as MTBE can be used provided that the ratio of MTBE to conventional fuel does not exceed 15%. MTBE is an ether based compound derived from gasoline, whi ...

California Fuel Requirements
If the vehicle is certified to meet California Emissions Standards, it is designed to operate on fuels that meet California specifications. See the underhood emission control label. If this fuel is ...