Mersedes SUV Manuals

Windshield washer system

Mercedes-Benz GL-Class / Mercedes-Benz GL-Class Owners Manual / Technical data / Service products and filling capacities / Windshield washer system

Important safety notes

WARNING

Windshield washer concentrate is highly flammable. If it comes into contact with hot engine components or the exhaust system it could ignite. There is a risk of fire and injury.

Make sure that no windshield washer concentrate is spilled next to the filler neck.

Only use washer fluid that is suitable for plastic lamp lenses, e.g. MB SummerFit or MB WinterFit. Unsuitable washer fluid could damage the plastic lenses of the headlamps.

Do not add distilled or de-ionized water to the washer fluid container. Otherwise, the level sensor may be damaged.

Only MB SummerFit and MB WinterFit washer fluid should be mixed together. The spray nozzles may otherwise become blocked.

Comply with the important safety notes for service products when handling washer fluid  .

At temperatures above freezing: Fill the washer fluid reservoir with a mixture of water and windshield washer fluid, e.g.

MB SummerFit.

Add 1 part MB SummerFit to 100 parts water.

At temperatures below freezing: Fill the washer fluid reservoir with a mixture of water and washer fluid, e.g. MB WinterFit.

Adapt the mixing ratio to the outside temperature.

Down to 14 ): mix 1 part MB (-10
WinterFit to 2 parts water.): mix 1 part MB
WinterFit to 2 parts water.

Down to -4 ): mix 1 part MB (-20
WinterFit to 1 part water.): mix 1 part MB
WinterFit to 1 part water.

Down to -20.2 ): mix 2 parts MB (-29
WinterFit to 1 part water.): mix 2 parts MB
WinterFit to 1 part water.

Add windshield washer fluid, e.g. MB SummerFit or MB WinterFit, to the washer fluid all year round.

    See also:

    Useful information
    This Operator's Manual describes all models and all standard and optional equipment of your vehicle available at the time of publication of the Operator's Manual. Country-specific differences are ...

    Important safety notes
    WARNING The vehicle is braked when the HOLD function or DISTRONIC PLUS is activated. Therefore, deactivate HOLD and DISTRONIC PLUS if the vehicle is to be towed. The vehicle can be towed a maximu ...

    Engine oil
    General notes Depending on the driving style, the vehicle consumes up to 0.9 US qts (0.8 l) of oil over a distance of 600 miles (1000 km). The oil consumption may be higher than this when the veh ...

    © 2025 Copyright www.mersuv.com