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:

    Precautions on seat belt usage
    If you are wearing your seat belt properly adjusted, and you are sitting upright and well back in your seat with both feet on the floor, your chances of being injured or killed in an accident ...

    Power Windows
    WARNING Leaving children in a vehicle with the keys is dangerous for many reasons. Children or others could be badly injured or even killed. They could operate the power windows or other controls ...

    Anti-theft Alarm System Messages
    SERVICE THEFT DETERRENT SYSTEM This message displays when there is a problem with the theft-deterrent system. The vehicle may or may not restart so you may want to take the vehicle to your dealer ...