51 47 ... Removing and installing storage tray in luggage compartment on left

WARNING: This page is about a different car, the 2010 BMW M3, 2009 BMW M3, and 2008 BMW M3. However, it is still accessible from the selected car via links, so may be relevant.

Disengage storage tray (1) in upward direction from catches (2) and remove.

Fig 1: Identifying Storage Tray And Catches

Courtesy of BMW OF NORTH AMERICA, INC.