Mercedes-Benz GL-Class: Operating the on-board computer
The on-board computer is activated as soon as you turn the SmartKey to position 1 in the ignition lock.
You can control the multifunction display and the settings in the on-board computer using the buttons on the multifunction steering wheel.


Speedometer with segments
The segments in the speedometer indicate
which speed range is available.
DISTRONIC activated:
One or two segments in the set speed range
light up.
DISTRONIC detects a vehicle in front:
T ...
Multifunction display
Values and settings as well as display
messages are shown in the multifunction
display.
1 Trip odometer
2 Odometer
3 Transmission position
4 Status bar with outside temperature or
speed
For ...
See also:
When to Add Engine Oil
If the oil is below the cross-hatched area at the tip of the dipstick, add 1
L (1 qt) of the recommended oil and then recheck the level. See “Selecting the Right
Engine Oil” in this section fo ...
License plate lamp bulb replacement
1. Using a small flat-bladed screwdriver, carefully prize the lamp from the tailgate.
2. Twist the bulb holder counter-clockwise to unlock then pull to remove. Pull
out the bulb to remove. ...
Checking bulbs
With all doors closed, apply the parking
brake and push the ignition switch to the
ON position without starting the engine.
The following lights will come on (if so
equipped):
The following ...






