51 21 351 Replacing window recess cover on left or right front door
WARNING: This page is about a different car, the 2001 BMW 740iL and 2001 BMW 740i. However, it is still accessible from the selected car via links, so may be relevant.
Remove door trim panel, refer to 51 41 000 REMOVING AND INSTALLING LEFT OR RIGHT FRONT DOOR TRIM PANEL
Remove shaft cover (starting at back) by pulling upwards.
If necessary, remove clips and fit to inside panel of door.