WARNING: This page is about a different car, the 2010 Porsche Cayenne, 2009 Porsche Cayenne, and 2008 Porsche Cayenne. However, it is still accessible from the selected car via links, so may be relevant.
Check fastening clips -14-
of headliner for deformation, replace if necessary.
Fig 1: Locating Fastening Clips
Courtesy of PORSCHE CARS NORTH AMERICA, INC.
Clip in headliner -1-
using fastening clips -14-
close to sunroof cut-out.