Mercedes-Benz GL-Class

GL-Class is a 4-door, 7-passenger luxury sport-utility.
See also:
Problems with the SmartKey
Problem
You cannot lock or unlock the vehicle using the SmartKey.
Possible causes/consequences and Solutions
The SmartKey battery is discharged or nearly discharged.
Try again to lock/unlock th ...
Activating the HOLD function
•► Make sure that the activation conditions
are met.
•► Depress the brake pedal.
•► Quickly depress the brake pedal further
until HOLD display 1 appears in the
multifunctio ...
Heavy and light loads
WARNING
Depressing the brake pedal constantly results
in excessive and premature wear to the brake
pads.
It may also cause the brakes to overheat,
seriously impairing their effectiveness. ...
