Mercedes-Benz GL-Class: Important safety notes - Automatic transmission - Driving and parking - Mercedes-Benz GL-Class Owner's ManualMercedes-Benz GL-Class: Important safety notes

WARNING It is dangerous to shift the automatic 
It is dangerous to shift the automatic transmission out of parking position P or neutral position N if the engine speed is higher than idle speed. If your foot is not firmly on the brake pedal, the vehicle could accelerate quickly forward or in reverse. You could lose control of the vehicle and hit someone or something. Only shift into gear when the engine is idling normally and when your right foot is firmly on the brake pedal.

WARNING Keep in mind that turning off the engine alone 
Keep in mind that turning off the engine alone only will shift the automatic transmission into neutral position N automatically.
Always shift the automatic transmission into park position P before turning off the engine.
Otherwise the vehicle could roll away which could result in an accident and/or serious personal injury.

    DIRECT SELECT lever
    Overview of transmission positions The DIRECT SELECT lever is on the right of the steering column. P Park position with parking lock R Reverse gear N Neutral D Drive The DIRECT SELECT lever ...

    See also:

    Charging System Light
    The charging system light comes on briefly when the ignition is turned on, but the engine is not running, as a check to show the light is working. It should go out when the engine is started. If ...

    Park Brake and P (Park) Mechanism Check
    WARNING When you are doing this check, the vehicle could begin to move. You or others could be injured and property could be damaged. Make sure there is room in front of the vehicle in case it ...

    Operating power lift gate
    To operate the power lift gate, the selector lever must be in the P (Park) position. The power lift gate will not operate if the battery voltage is low. Power lift gate main switch The power ...