See also:

The windshield wipers are inoperative
The windshield wiper drive is malfunctioning. Select another wiper speed on the combination switch. Have the windshield wipers checked at a qualified specialist workshop. ...

Overview
You can use the remote control to operate the COMAND display, SPLITVIEW and either one of the rear-compartment screens. 1 To switch the screen on/off (Rear Seat Entertainment System only) 2 ...

Snow chains
For safety reasons, Mercedes-Benz recommends that you only use snow chains which have been specially approved for your vehicle by Mercedes-Benz, or are of a corresponding standard of quality. ...