Mercedes-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:
Voice training
This is a feature designed to enable the system to better recognise the vocal
characteristics of a user, once the training has been completed.
To carry out Voice training:
1. Select Setup from the ...
Range
This shows the predicted distance (miles or kilometers) that the vehicle should
travel on the remaining fuel, assuming fuel consumption stays constant. ...
Checklist after driving off-road
WARNING
If you notice sudden significant vibrations or
unusual handling performance or if you
suspect that damage has occurred to the
vehicle, you should activate the hazard
warning l ...







