Mercedes-Benz GL-Class: Defrosting the windshield - Operating the climate control system - Climate control - Mercedes-Benz GL-Class Owner's ManualMercedes-Benz GL-Class: Defrosting the windshield

You can use this function to defrost the windshield or to defrost the inside of the windshield and the side windows.

function until the windshield is clear again. You should only select the defrosting function until the windshield is clear again.

Turn the SmartKey to position 2 in the ignition lock.
To activate: press the button.

The indicator lamp in the lights button lights up.

The climate control system switches to the following functions:

cooling with air dehumidification on
high airflow
high temperature
air distribution to the windshield and front side windows
air-recirculation mode off

To switch off: press the button.

The indicator lamp in the goes button goes out. The previously selected settings come into effect again. The cooling with air dehumidification function remains on. Airrecirculation mode remains deactivated.
or
Press the or button.
or
Press the or button.
or
Turn the temperature control clockwise or counter-clockwise.
or
Press the Defrosting the windows button.

    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 ...

    Defrosting the windows
    Windows fogged up on the inside ► Activate the cooling with air dehumidification function . ► Activate automatic mode . ► If the windows continue to fog up, activate the defr ...

    See also:

    Engine Overheating
    The vehicle has several indicators to warn of engine overheating. There is a coolant temperature gauge on your vehicle's instrument panel. See Engine Coolant Temperature Gauge  . In additi ...

    BAS (Brake Assist System)
    Observe the "Important safety notes" section. BAS operates in emergency braking situations. If you depress the brake pedal quickly, BAS automatically boosts the braking force, thus s ...

    Critical warning message (red)
    Illuminates when a critical warning message is available in the message center. ...