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:
Increasing fuel economy
► Accelerate slowly and smoothly. Maintain
cruising speeds with a constant
accelerator position.
► Drive at moderate speeds on the highway.
► Avoid unnecessary stopping and b ...
Active Fuel Management®
Vehicles with V8 engines may have Active Fuel Management™. This system allows
the engine to operate on either all or half of its cylinders, depending on the driving
conditions. When less power is ...
Safety Belt Care
Keep belts clean and dry.
WARNING
Do not bleach or dye safety belts. It may severely weaken them. In a crash, they
might not be able to provide adequate protection. Clean safety belts only with ...
