Mercedes-Benz GL-Class: Automatic locking feature - Doors - Opening/closing - Mercedes-Benz GL-Class Owner's ManualMercedes-Benz GL-Class: Automatic locking feature

The vehicle locks automatically when the ignition is switched on and the wheels of the vehicle are turning at a speed of more than 9 mph (15 km/h).

You could therefore be locked out when:

the vehicle is being pushed.
the vehicle is being towed.
the vehicle is being tested on a dynamometer.

You can switch the automatic locking function on and off using the on-board computer.

    Centrally locking and unlocking thevehicle from the inside
    You can centrally lock or unlock the vehicle from the inside. The central locking/unlocking button does not lock or unlock the fuel filler flap. The buttons are located on both front doors. ...

    Unlocking the driver's door(mechanical key)
    If the vehicle can no longer be unlocked with the SmartKey, use the mechanical key. If you use the mechanical key to unlock and open the driver's door, the anti-theft alarm system will be trigge ...

    See also:

    Tow mode switch
    TOW MODE should be used when pulling a heavy trailer or hauling a heavy load. Driving the vehicle in TOW MODE with no trailer/load or light trailer/light load will not cause any damage. Howe ...

    Licensing
    Manufactured under license from Dolby Laboratories. Dolby and the double-D symbol are trademarks of Dolby Laboratories. Manufactured under license under U.S. Patent #’s: 5,451,942; 5,956,674 ...

    Cruise Control
    WARNING Cruise control can be dangerous where you cannot drive safely at a steady speed. So, do not use the cruise control on winding roads or in heavy traffic. Cruise control can be dangerous ...