See also:

Adjusting the head restraints manually
Adjusting the head restraint height The head restraints must only be removed at a qualified specialist workshop. Mercedes-Benz recommends that you use a Mercedes-Benz Center for this purpose. ...

Radiator
Vehicles with a diesel engine: do not cover the radiator, for example with a winter front or bug cover. The readings of the on-board-diagnostic system may otherwise be inaccurate. Some of ...

Important safety notes
In order for the battery to achieve the maximum possible service life, it must always be sufficiently charged. Have the battery checked regularly at a qualified specialist workshop, such as an ...