See also:

Setting the center air vents
Center air vent, left Center air vent, right Center vent thumbwheel, right Center vent thumbwheel, left To open/close: turn thumbwheels 3 and 4 up or down. ...

Warranty
The Service and Warranty Information booklet contains detailed information about the warranties covering your vehicle. Your authorized Mercedes-Benz Center will exchange or repair any defective par ...

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. The rear window defroster ha ...