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:
If the Vehicle Is Stuck
Slowly and cautiously spin the wheels to free the vehicle when stuck in sand,
mud, ice, or snow. See “Rocking Your Vehicle to Get It Out” later in this section.
If the vehicle has a traction sys ...
Engine Coolant Temperature Warning Light
The engine coolant temperature warning light comes on briefly when the vehicle
is started.
If it does not, have the vehicle serviced by your dealer. If the system is working
normally, the indic ...
Engine coolant temperature gauge
The gauge indicates the engine coolant
temperature.
The engine coolant temperature is within
the normal range when the gauge needle
points within the zone 1 shown in the
illustration.
The ...






