WARNING: This page is about a different car, the 2005 Saturn Ion Red Line, 2005 Saturn Ion 3, 2005 Saturn Ion 2, and 2005 Saturn Ion 1. However, it is still accessible from the selected car via links, so may be relevant.
Remove the retaining screw from the mirror applique.
Remove the mirror applique from the roof applique by sliding the mirror applique downward.