Removal Procedure
Important: The rear end panels is supplied as a complete assembly. Quarter panels
extensions attach to the outside corners of the rear end panel. Service for
   this panel is performed at factory seams.
- Remove all related panels
and components
 
- Visually inspect and restore as much of the damage as possible
to factory specifications.
 
- Remove sealers and anti-corrosion materials as necessary.
 
- Locate, mark, and drill out all factory welds. Note the number
and location of welds for installation of the service panel.
 
- Remove the damaged rear panel.
 
Installation Procedure
- Prepare mating surfaces
and check for proper fit of the service panel.
 
- On the new panel, drill 8 mm (5/16 in) plug weld
holes as necessary in the locations noted from the original panel.
 
- Position the service panel, check with 3-dimensional measuring
equipment.
 
- Plug weld accordingly.
 
- Clean and prepare welded surfaces.
 
Important: Prior to refinishing, refer to GM 4901MD-99 Refinish Manual for
recommended products. Do not combine paint systems. Refer to paint manufacturer's
   recommendations.
- Prime with 2-part catalyzed primer.
 
- Apply the following as necessary:
 
- Apply sealers and anti-corrosion materials as necessary.
 
- Install all related panels and components.