67 31 572 Removing and installing/replacing drive for head restraint height adjustment on left or right front seat (convertible)
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Necessary preliminary tasks:
Unfasten screws (2).
Unfasten plug connection (1) and disconnect.
Remove drive unit from flange.
If necessary, pull out inner drive shaft from drive unit or gearing.
Installation:
Make drive shaft is correctly seated.
Make sure drive unit is correctly seated on flange.