Please bear the following in mind

At the onset of winter, have your vehicle winterproofed at a qualified specialist workshop, e.g. at an authorized Mercedes- Benz Center.

Observe the notes in the "Changing a wheel" section.

    See also:

    Problems with the engine
    Problem Possible causes/consequences and - Solutions The engine does not start. The starter motor can be heard.  - There is a malfunction in the engine electronics. ...

    Search & Send
    Points to observe before use To use Search & Send, your vehicle must be equipped with mbrace and a navigation system. You must also have an mbrace service subscription. "Search & ...

    Making adjustments in 5 mph (Canada:10 km/h) increments
    ► Briefly press the cruise control lever beyond the pressure point, up 1 for a higher speed or down 2 for a lower speed. The last speed stored is increased or reduced. ...