Removal Procedure

WARNING: This page is about a different car, the 2003 Pontiac Montana, 2003 Oldsmobile Silhouette, and 2003 Chevrolet Venture. However, it is still accessible from the selected car via links, so may be relevant.

Use a heat gun to heat the rear bumper fascia reflectors. Hold the heat gun 152 mm (6 in) from the surface.
Use a circular motion for 30 seconds when applying heat to the surface.
Important: Be careful not to scratch paint with the flat-bladed tool.
Use a flat-bladed tool to peel the rear bumper fascia reflectors from the rear bumper fascia surface.
Use a lint free cloth and Varnish Makers and Painters (VMP) naphtha or a 50/50 mixture by volume of isopropyl alcohol and water to clean the area.

Fig 1: Peeling Rear Bumper Fascia Reflectors From Rear Bumper Fascia Surface
Courtesy of GENERAL MOTORS CORP.