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:
How to Reset the Engine Oil Life System
Reset the system whenever the engine oil is changed so that the system can calculate
the next engine oil change. Always reset the engine oil life to 100% after every
oil change. It will not reset it ...
Tire Rotation and Required Services Every 12 000 km/ 7,500 mi
Rotate the tires, if recommended for the vehicle, and perform the following services.
See Tire Rotation .
Check engine oil level and oil life percentage. If needed, change engine
oil and ...
Power steering fluid
Check the fluid level in the reservoir.
The fluid level should be checked using the
HOT range (1 : HOT MAX., 2 : HOT MIN.).
at fluid temperatures of 122 to 1768F (50
to 808C) or using the CO ...






