Mercedes-Benz GL-Class: 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 side for the front-passenger side and the rear compartment.
► Press the
button.
The indicator lamp in the
button
lights
up or goes out.
Setting the airflow
► Turn the SmartKey to position 2 in the
ignition lock.
► To increase/reduce: press the
button.
Vehicles with Voice Control System: when the
Voice Control System is switched on, the
...
Defrosting the windshield
You can use this function to defrost the
windshield or to defrost the inside of the
windshield and the side windows.
You should only select the defrosting
function until the windshield is clear ...
See also:
Tire Sealant
Read and follow the safe handling instructions on the label adhered to the sealant
canister.
Check the tire sealant expiration date on the sealant canister. The sealant canister
should be replaced ...
Airbag System Check
The airbag system does not need regularly scheduled maintenance or replacement.
Make sure the airbag readiness light is working.
See Airbag Readiness Light for more information.
Notice: If a ...
Warning lights
Anti-lock Braking
System (ABS) warning light
When the ignition switch is in the ON
position, the Anti-lock Braking System
(ABS) warning light illuminates and then
turns off. This indicates t ...






