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:
Resetting to factory settings
For safety reasons, the Day Lights function
in the Lights submenu is only reset when the
vehicle is stationary.
•► Press the button on the
steering wheel to select the Settings
menu.
...
Notes on driving
• If the vehicle is heavily laden, check the tire
pressures and correct them if necessary.
• When parking your vehicle, make sure that
the tires do not get deformed by the curb
or other obstacl ...
Adjusting the steering wheel manually
elease lever
To adjust the steering wheel height
To adjust the steering wheel position (fore-and-aft adjustment)
Push release lever 1 down completely. The steering column is unlocked.
...