See also:

Notes on regularly inspecting wheels and tires
WARNING Regularly check the tires for damage. Damaged tires can cause tire inflation pressure loss. As a result, you could lose control of your vehicle. Worn, old tires can cause accident ...

Cleaning the headliner and carpets
  Headliner: use a soft brush or a cleaning agent recommended and approved by Mercedes-Benz to remove heavy soiling.   Carpets: use the carpet and textile cleaning agents recommended ...

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. ...