Sunroof Control Module Programming and Setup (Tilt and Slide System): Notes
WARNING: This page is about a different car, the 2010 GMC Terrain and 2010 Chevrolet Equinox. However, it is still accessible from the selected car via links, so may be relevant.
When replacing the sunroof motor/control module, the sunroof motor/actuator initialization/teach procedure must be followed.