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:
Special Application Services
Severe Commercial Use Vehicles Only: Lubricate chassis components every
5 000 km/ 3,000 mi.
Have underbody flushing service performed once a year.
...
Activating/deactivating the MONOfunction
The MONO function is only available with
automatic climate control.18
You can use the MONO function to adopt the
settings configured for temperature, air
distribution and airflow on the driver's s ...
Universal Remote System Operation
Using Universal Remote
Press and hold the appropriate Universal Remote button for at least half of a
second. The indicator light will come on while the signal is being transmitted.
Erasing Univers ...






