For 1990-2009 cars

### Removal Procedure

Important: The rear end panel is supplied as a complete assembly consisting of three inner reinforcements and one outer panel. The rear end panel on the coupe has a single inner reinforcement. Taillight mounting panels, which attach to the outside corners of the rear end panel assembly, are available separately. Service for all of these panels is performed at factory seams.

1. Remove all related panels and components.
2. Visually inspect and restore as much of the damage as possible to factory specifications.
3. Remove the following as necessary:
4. Sealers
5. Sound deadeners
6. Anti-corrosion materials
7. Locate, mark and drill out all factory welds. Note the number of welds for installation of the service assembly.
8. Remove the damaged assembly.

### Installation Procedure

1. Prepare mating surfaces and check for proper fit of the service assembly.
2. On the service assembly, drill 8 mm (5/16 in) plug weld holes as necessary in the locations noted from the original assembly.
3. Apply a suitable weld-through primer.
4. Position the service assembly.
5. Check fit using body dimensions.
6. Plug weld accordingly with frequent measurements to ensure proper fit.
7. Clean and prepare welded surfaces.

Important: Do not combine paint systems. Prior to refinishing, refer to GM 4901MD-99 Refinish Manual for recommended products. Do not combine paint systems. Refer to paint manufacturer's recommendations. For further information or to order manual, please call 1-800-269-5100.

8. Apply an approved anti-corrosion primer.
9. Apply sealers and refinish as necessary.
10. Install all related panels and components previously removed for access.