An exchange of the "Lüfterzarge mit
Lüfter" and "Kühlmittelkühler / ausgelagerten Kühlmittelkühler" may be necessary.
If on the picture panel in the main group 17 there is a "Lüfterzarge mit Lüfter" and "Kühlmittelkühler / ausgelagerten
Kühlmittelkühler" designated to the
OE trailer tow hitch, then this part number has to be ordered and installed as well.
For vehicles with
Trailer coupling(S3ACAYes)