Mercedes-Benz GL-Class: Unlocking the driver's door(mechanical key)
If the vehicle can no longer be unlocked with the SmartKey, use the mechanical key.
If you use the mechanical key to unlock and open the driver's door, the anti-theft alarm system will be triggered.
► Take the mechanical key out of the
SmartKey.
► Insert the mechanical key into the lock of
the driver's door as far as it will go.

► Firmly turn the mechanical key
counterclockwise
as far as it will go to position
1 and hold it in this position.
► Pull the door handle quickly.
The locking knob pops up.
The door is unlocked.
► Turn the mechanical key back and remove
it.
► Pull the door handle again.
► Insert the mechanical key into the
SmartKey.
Automatic locking feature
The vehicle locks automatically when the
ignition is switched on and the wheels of the vehicle are turning at a speed of
more than
9 mph (15 km/h).
You could therefore be locked out when:
• ...
Locking the vehicle
If the vehicle can no longer be locked with the
SmartKey, you can lock it by taking the
following steps.
► Close the front-passenger door, the
rear
door on the front-passenger side and the ...
See also:
Steep slopes
If the vehicle is stationary on a steep, slippery slope, it may begin to slide
even with the brakes applied. This is because without wheel rotation, the ABS cannot
determine vehicle movement.
To ...
Brakes
This vehicle has disc brakes. Disc brake pads have built-in wear indicators that
make a high-pitched warning sound when the brake pads are worn and new pads are
needed. The sound can come and go or ...
Driving safety systems overview
In this section, you will find information about
the following driving safety systems:
• ABS (Anti-lock Braking System)
• BAS (Brake Assist System)
• ESP® (Electronic Stability Program)
...






