51 46 013 Removing and installing/replacing rear window roller blind
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.
Operation is described in:
Removing and installing/replacing trim for oddments tray (back shelf). Refer to 51 46 000 REMOVING AND INSTALLING/REPLACING TRIM FOR ODDMENTS TRAY (BACK SHELF) .