Mercedes-Benz GL-Class: Headlamp cleaning system - Light switch - Exterior lighting - Lights and windshield wipers - Mercedes-Benz GL-Class Owner's ManualMercedes-Benz GL-Class: Headlamp cleaning system

The headlamps are cleaned automatically if the "Wipe with washer fluid" function is operated five times while the lights are on and the engine is running. When you switch off the ignition, the automatic headlamp cleaning system is reset and counting is resumed from 0.

    Front fog lamps and rear fog lamp
    Front fog lamps Only vehicles with front fog lamps have the "fog lamps" function. WARNING   If you suspect that driving conditions will be foggy, turn the light switch to b ...

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    Freeing a frozen door lock
    To prevent a door lock from freezing, apply deicer through the key hole. If the lock becomes frozen, heat the key before inserting it into the key hole or use the Intelligent Key system. ...

    Manual Liftgate Operation
    To unlock the liftgate, press on the power door lock switch or press on the Remote Keyless Entry (RKE) transmittertwice, see Remote Keyless Entry (RKE) System Operation  . Press the touch p ...

    Engine oil viscosity
    Viscosity describes the flow characteristics of a fluid. If an engine oil has a high viscosity, this means that it is thick; a low viscosity means that it is thin. Select an engine oil with an S ...