GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

Notice: Use care when removing and installing the headliner. If reusing the headliner lay the headliner down flat on a clean surface. Excessive bending will damage the headliner.

  1. Lower the headliner. Refer to Headlining Trim Panel Replacement in Interior Trim.
  2. Cycle the glass panel to the rear.
  3. Disconnect the electrical harness.

  4. Object Number: 428783  Size: SH
  5. Cut the tie wraps from the drain hoses.
  6. Remove the drain hoses from the sunroof module.

  7. Object Number: 469419  Size: SH
  8. Remove the sunroof module to the roof fasteners.
  9. Remove the sunroof module.

Installation Procedure


    Object Number: 469419  Size: SH
  1. Position the sunroof module into the roof opening.
  2. Hand start the sunroof module fasteners into the roof.
  3. Notice: Use the correct fastener in the correct location. Replacement fasteners must be the correct part number for that application. Fasteners requiring replacement or fasteners requiring the use of thread locking compound or sealant are identified in the service procedure. Do not use paints, lubricants, or corrosion inhibitors on fasteners or fastener joint surfaces unless specified. These coatings affect fastener torque and joint clamping force and may damage the fastener. Use the correct tightening sequence and specifications when installing fasteners in order to avoid damage to parts and systems.

  4. Place a 12 mm pin into the sunroof module alignment holes (2).
  5. Tighten
    Tighten the sunroof module to roof fasteners to 9 N·m (80 lb in).

  6. Remove the alignment pins.

  7. Object Number: 428787  Size: SH
  8. Connect the drain hoses to the sunroof module.
  9. Secure the drain hoses to the sunroof module with new tie wraps.
  10. Connect the electrical harness to the sunroof module.
  11. Adjust the sunroof glass panel. Refer to Sunroof Window Height and Opening Fit Adjustment .
  12. Verify proper operation of the sunroof.
  13. Install the headliner. Refer to Headlining Trim Panel Replacement .