Mersedes SUV Manuals

Rear window defroster

Mercedes-Benz GL-Class / Mercedes-Benz GL-Class Owners Manual / Climate control / Operating the climate control systems / Rear window defroster

Activating/deactivating

The rear window defroster has a high current


The rear window defroster has a high current draw. You should therefore switch it off as soon as the rear window is clear. Otherwise, the rear window defroster switches off automatically after several minutes.

If the battery voltage is too low, the rear window defroster may switch off.

Turn the SmartKey to position 2 in the ignition lock  .

Press the button.


The indicator lamp in the lights button
lights up or goes out.

Problems with the rear window defroster

Activating/deactivating airrecirculation


    See also:

    Adjusting the steering wheel manually
    WARNING If the steering wheel is unlocked while the vehicle is in motion, it could change position unexpectedly. This could cause you to lose control of the vehicle. There is a risk of an acciden ...

    Switching the rear window defroster on/off
    Activating/deactivating WARNING Any accumulation of snow and ice should be removed from the rear window before driving. Visibility could otherwise be impaired, endangering you and others. ` ...

    Driving tips
    Kickdown Use kickdown for maximum acceleration: ■ Depress the accelerator pedal beyond the pressure point. The transmission shifts to a lower gear depending on the engine speed. ■ ...

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