Removal Procedure

Close the sunroof.
Lower the headliner as necessary. Refer to Headliner Replacement in Interior Trim.

Fig 1: Identifying Sunroof Control Module

Courtesy of GENERAL MOTORS CORP.

Disconnect the wire harness connectors from both ends of the sunroof control module (8).
Remove the nylon tie straps from the control module (8).
Remove the control module (8) from the sunroof assembly by sliding the control module towards the right of the vehicle.