GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 1998 🢒 DeVille 🢒 Body and Accessories 🢒 Collision Repair 🢒 Rear Outer Wheelhouse Replacement

Removal Procedure
  1. Remove all related panels and components including the quarter panel.
  2. Visually inspect and restore as much of the damage as possible.
  3. Remove the following as necessary:
    4. • Sealers
    • Sound deadeners
    • Anti-corrosion materials

    Object Number: 394242 Size: SH
  4. Apply a strip of 25 mm (1 in) masking tape along the horizontal surface of the bend in the wheelhouse.
  5. Cut along the outboard side of the masking tape (1) to create a 25 mm (1 in) tab.
  6. Remove the damaged section of the wheelhouse.

Installation Procedure

    Object Number: 394244 Size: SH
  1. Cut the wheelhouse service part along the corner of the bend (1).
  2. Apply a strip of making tape and cut along the inboard edge.
  3. Remove and discard the unused section of the wheelhouse.
  4. Drill 8 mm (5/16 in) plug weld holes on the service part every 40 mm (1½ in) along the cut.

    5. Object Number: 394247 Size: SH
  5. Prepare mating surfaces and position the service part.
  6. Check for proper fit.
  7. Plug weld accordingly (1). Take care not to warp or distort the metal.
  8. Clean and prepare welded surfaces.
  9. Prime with two-part catalyzed primer.
  10. Apply sealers and anti-corrosion materials as necessary.
  11. Do not combine paint systems.
  12. Install all related panels and components.