Mercedes-Benz GL-Class: Warning and indicator lamps in the instrument cluster
SmartKey
Display messages
Key Does Not
Belong to Vehicle
Possible causes/consequences and ►
Solutions
You have put the wrong SmartKey in the ignition lock.
► Use the correct SmartKey.
Disp ...
Seat belts
Display messages
After starting the
engine, the red seat
belt warning lamp lights
up for six seconds.
Possible causes/consequences and ►
Solutions
The seat belt warning lamp reminds the ...
See also:
Drinking alcohol/drugs and driving
WARNING
Never drive under the influence of alcohol or
drugs. Alcohol in the bloodstream reduces
coordination, delays reaction time and impairs
judgement. Driving after drinking
alcohol incr ...
Recommended Fuel
Use regular unleaded gasoline with a posted octane rating of 87 or higher. If
the octane rating is less than 87, an audible knocking noise, commonly referred
to as spark knock, might be heard when ...
Rear window wiper and washer switch
WARNING
In freezing temperatures the washer solution
may freeze on the rear window glass
and obscure your vision. Warm the rear
window with the defroster before you wash
the rear window.
C ...






