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:

    Adjusting the seats in the second andthird rows
    Important safety notes WARNING   Never travel in a moving vehicle with the seat backrest in an excessively reclined position as this can be dangerous. You could slide under the seat bel ...

    Hiding a service message
      Press the or button on the steering wheel. ...

    Multiple users
    Simultaneous use of the rearcompartment disc drive The two rear-compartment screens can be operated almost entirely independently from one another. However, there can be a conflict in some me ...