Mercedes-Benz GL-Class: General information - SmartKey - Opening/closing - Mercedes-Benz GL-Class Owner's ManualMercedes-Benz GL-Class: General information

If you cannot lock or unlock the vehicle with the SmartKey, either the battery in the SmartKey is discharged, the SmartKey is faulty or the starter battery is discharged.

Check the battery in the SmartKey and replace it if necessary.
Unlock the driver's door using the mechanical key.
Lock the vehicle.
Have the starter battery and battery contacts checked at an authorized Mercedes-Benz Center.

If the SmartKey is faulty, contact Roadside Assistance or an authorized Mercedes-Benz Center.

    Important safety notes
    WARNING   When leaving the vehicle, always remove the SmartKey from the ignition lock. Always take the SmartKey with you and lock the vehicle. Do not leave children unsupervised in the ...

    See also:

    Using cruise control
    Note: Cruise control is not available when using Hill Descent Control or when a Terrain Response special program has been selected. Note: Do not use cruise control when driving off-road. Note: Do ...

    Pairing and connecting using the media player
    For further information on Bluetooth®, see 137, BLUETOOTH® INFORMATION. Note: The process of pairing and connecting your media device with the vehicle, using the media device, will vary depending ...

    Securing hooks
    Only use the mounting hooks to secure items of luggage up to maximum of 9 lbs (4 kg) in weight. There are two securing hooks 1 on each side of the cargo compartment. ...