Removal Procedure

WARNING: This page is about a different car, the 2003 Oldsmobile Bravada, 2003 GMC Envoy XL, 2003 GMC Envoy, and 2003 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.

Carefully use a flat-bladed tool in order to release the outside mirror switch retaining tabs from the trim panel.
Remove the outside mirror switch from the trim panel.
Disconnect the electrical connector from the power folding mirror switch.

Fig 1: Removing Power Mirror Switch

Courtesy of GENERAL MOTORS CORP.