Removal Procedure

WARNING: This page is about a different car, the 2002 Buick Regal and 2002 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.

Important: Note the following locations:

The position of the wire harness routing.
The location of the tie-straps that secure the harness to the drive cable tube and the sunroof express module.

Fig 1: Identifying Sunroof Module Wiring Harness Routing

Courtesy of GENERAL MOTORS CORP.

Position the sunshade in the full forward position.
Remove the headliner. Refer to HEADLINER REPLACEMENT .
Remove the rear shelf. Refer to TRIM PANEL REPLACEMENT - REAR WINDOW SHELF .
Cut the nylon tie straps on the express module and the drive cable tube.
Disconnect the electrical connectors from the express module.
Disconnect the electrical connector to the body harness located under the rear shelf.
Disconnect the electrical connector from the Position Encoding System Module.
Remove the tape holding the wire harness to the module.
Remove the wire harness from the sunroof.