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:
Vehicle
Activating/deactivating the automatic door locking feature
If you select the Automatic Door Lock: function, the vehicle is centrally locked
above a speed of around 9 mph (15 km/h).
For further ...
Driving with summer tires
Observe the notes in the "Winter operation"
section. ...
Special seat belt retractor
All seat belts except the driver's seat belt are
equipped with a special seat belt retractor.
When activated, the special seat belt
retractor ensures the seat belt will not
slacken once the chi ...