51 34... Removing and installing/replacing cover on fixed door window of rear door, inside left or right
WARNING: This page is about a different car, the 2003 BMW 525i, 2002 BMW 525i, and 2001 BMW 525i. However, it is still accessible from the selected car via links, so may be relevant.
Remove rear door trim, refer to 51 42 000 REMOVING AND INSTALLING REAR LEFT OR RIGHT DOOR TRIM PANEL .
Remove window cavity trim from inside of rear door, refer to 51 22 330 REMOVING AND INSTALLING/REPLACING WINDOW CAVITY COVER STRIP ON INSIDE REAR DOOR .
Open rear door window.
Lever out cover (1) at bottom/rear with special tool 00 9 321 (fishbone) and remove towards front.
Installation:
First position cover (1) on side (A), press upwards (B) against cover (2) on door window frame and then snap into place at rear (C).