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:

    Tire labeling
    Tire labeling overview The following markings are on the tire in addition to the tire name (sales designation) and the manufacturer's name: 1 Uniform tire Quality Grading Standard 2 DOT, Tire ...

    Storing wheels
    Store tires that are not being used in a cool, dry and preferably dark place. Protect the tires from oil, grease, gasoline and diesel. ...

    Interior lighting control
    General notes In order to prevent the vehicle's battery from discharging, the interior lighting functions are automatically deactivated after some time except for when the SmartKey is in position ...

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