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:

    Increased vehicle weight due to optional equipment
    This is the combined weight of all standard and optional equipment available for the vehicle, regardless of whether it is actually installed on the vehicle or not. ...

    Refrigerant of the air-conditioning system
    The air-conditioning system is filled with R134a refrigerant and a special PAG lubricant. Never use refrigerant R 12 (CFC) or mineral lubricants. Otherwise, you could damage the air-conditio ...

    Problems with the rear window defroster
    The rear window defroster has deactivated itself prematurely or cannot be activated. •► Switch off any consumers that are not required, e.g. reading lamps or interior lighting. When the ...