Guide rail up to rear end of glass slide/tilt sunroof cover
WARNING: This page is about a different car, the 2013 BMW X5 M, 2012 BMW X5 M, 2011 BMW X5 M, and 2010 BMW X5 M. However, it is still accessible from the selected car via links, so may be relevant.
Clean rear guide rail with cleaning kit (cloth and tool ) and reapply GREASE .
After installation:
INITIALIZE panorama glass roof.