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:

    Radiator
    Vehicles with a diesel engine: do not cover the radiator, for example with a winter front or bug cover. Otherwise, the readings of the on-board-diagnostic system may be inaccurate. Some of these ...

    Important safety notes
    WARNING   Grains of sand, particles of dirt and other abrasive materials can enter the brake system. This can lead to excessive wear and unpredictable braking efficiency. After the bra ...

    Turn Signal Indicator
    The vehicle has a turn signal indicator on the mirror. An arrow on the mirror flashes in the direction of the turn or lane change. ...