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:

    Rear Climate Control System (Rear Climate Control Only)
    A. Fan Control B. Temperature Control C. Air Delivery Mode Control For vehicles with the rear climate control system, the controls are located on the rear of the center console. The system can ...

    Hiding display messages
    You can hide some display messages with a low priority. ► Press the , button on the steering wheel to select another display. or ► Press the R reset button on the instrument clus ...

    Phone selection
    Up to 5 cellular phones can be registered to the system. To switch to connect another cellular phone, push PHONE button and select the “Connected Phones” key. The registered cellular phone ...