Removing roof outer skin
WARNING: This page is about a different car, the 2013 BMW 550i GT, 2012 BMW 550i GT, 2011 BMW 550i GT, and 2010 BMW 550i GT. However, it is still accessible from the selected car via links, so may be relevant.
Release 4 screws (1) in roof channel.
Interior, area of C-pillar:
Operation is described on the left side. Right side identical.
Release rivet connection (arrow).
Open spot-welded adhesive joints in areas (1).
Detach bonding surfaces (2) from vehicle interior.
Open welded connections in areas (1).
Open brazed connections in areas (2).
Take off roof outer skin.