GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Open the sunshade to the full open position.
  2. Open the sunroof window to the full open position.
  3. Remove the sunroof front trim cover. Refer to Sunroof Front Trim Cover Replacement.
  4. Remove the sunroof motor. Refer to Power Sunroof Motor Replacement.

  5. Object Number: 1774094  Size: SH

    Note: Note the location of the bolts, size and color when removing, for proper installation.

  6. Remove the screws from around the lower frame. Refer to Sunroof Frame Replacement - Lower.

  7. Object Number: 1774099  Size: SH

    Note: Place the sunroof module on a flat protective cover, face down.

  8. Remove the sunroof module and window from the vehicle.

  9. Object Number: 1774107  Size: SH
  10. Remove the cam plate screws (1).
  11. Remove the cam plate (2).

  12. Object Number: 1402339  Size: SH
  13. Lift upward on the drive cables (2) to release the cam (3) from the upper frame.

  14. Object Number: 1774110  Size: SH
  15. Remove the left and right side drive cable tube covers (1), two on each side.
  16. Push the drive cables up into the upper frame, this will allow the window to open manually.

  17. Object Number: 1774103  Size: SH

    Note: Place the sunroof module on a flat protective cover, face down.

  18. The sunroof window must be in the full open position to do the following:
  19. 12.1. Unhook the wind deflector slide blocks (1) from each side.
    12.2. Unhook the wind deflector tabs (2) from the center of the upper frame.
    12.3. Remove the wind deflector.

    Object Number: 1402335  Size: SH

    Note: Mark the left and right sides of the guides in respect to the frame. This will assist in the alignment of the window to the module later.

    Note the location of the bolts, size and color when removing, for proper installation.

  20. Remove the two screws (1) on each side of the guides (2).

  21. Object Number: 1774113  Size: SH

    Note: Place the sunroof module on a flat protective cover, face down. It is necessary to slide the guides about 1 cm (1 3/8 in) rearward to release the upper frame.

  22. Rotate the upper frame back and fourth. Pushing forward on the upper frame until it is over the guides.

  23. Object Number: 1402353  Size: SH
  24. Remove the upper frame (2) from the window and guides (1).
  25. Do not remove the drive cables or sliders from the guides.

Installation Procedure


    Object Number: 1402353  Size: SH
  1. Install the upper frame (2) to the window and guides (1).

  2. Object Number: 1774113  Size: SH

    Note: Place the sunroof module on a flat protective cover, face down. Rotate the upper frame back and fourth until it is over the guides. Refer to the marked positions on the guides in respect to the frame.

  3. Place the guides about 1 cm (1 3/8 in) rearward to reinstall the upper frame.
  4. Pull rearward on the upper frame until the screws holes align with the guide holes.
  5. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 1402335  Size: SH

    Note: Using the marks on the left and right sides of the guides to reinstall the window to the module for alignment.

  6. Install the two screws (1) to each side of the guides (2).
  7. Install the bolts, size and color to the proper location.

    Tighten
    Tighten the screw to 3 N·m (27 lb in).


    Object Number: 1774103  Size: SH

    Note: Place the sunroof module on a flat protective cover, face down.

  8. The window must be in the full open position to do the following:
  9. 5.1. Install the wind deflector.
    5.2. Hook the wind deflector slide blocks (1) to each side.
    5.3. Hook the wind deflector tabs (2) to the center of the upper frame.

    Object Number: 1774110  Size: SH
  10. Install the left and right side drive cable tube covers (1), two drive cable tube covers to each side

  11. Object Number: 1402339  Size: SH

    Note: Ensure that the chamfered edge of the gear is directed upward.

  12. Install the drive cables (2) with cam (3) to the sunroof module.

  13. Object Number: 1774107  Size: SH
  14. Install the cam plate (2).
  15. Install the cam plate screws (1).
  16. Tighten
    Tighten the cam plate screw to 3 N·m (27 lb in).

  17. Manually close the sunroof window to the sunroof module assembly on the bench.

  18. Object Number: 1892465  Size: SH
  19. Clean the outside area of the upper sunroof frame with GM™ Glass Cleaner for vehicles built without adhesive under the sunroof frame. If the sunroof frame has adhesive applied to the frame, use masking tape to clean the frame and seal.

  20. Object Number: 1892473  Size: SH
  21. Clean the old sealer (1) from the opening of the roof outside roof panel area around the sunroof opening with GM™ Glass Cleaner if no adhesive has been used. If adhesive has been used, it may be necessary to use masking tape and a 3M™ General Purpose Adhesive Cleaner P/N 08984 or equivalent to clean the roof panel.
  22. Apply synthetic lubrication with Teflon GM P/N 12371287 (Canadian P/N 10953437) to the outside bare edges of the roof panel opening for the sunroof module. This grease is recommended for use on any bare edges around the sunroof opening. An acid brush can be used to apply the grease.

  23. Object Number: 1892469  Size: SH

    Note: You may want to use some disposable gloves to keep the adhesive from getting onto your hand.

  24. A caulk gun applicator will be needed to apply the adhesive.
  25. Apply a 2 mm (1 1/16 in) bead of CRL7711 or 3M™ P/N 08506 Clear or P/N 08509 Black sealant around the entire edge of the upper frame assembly and dry seal.
  26. Install the sunroof module assembly into the vehicle.

  27. Object Number: 1774131  Size: SH
  28. Install the lower sunroof frame to the sunroof module.
  29. Install the screws into the proper locations of the lower sunroof frame assembly.
  30. Tighten the screws in the lower sunroof frame using a cross-tightening sequence.
  31. Tighten
    Tighten the screws to 3 N·m (27 lb in).

  32. Place the sunroof window to the full open position. This will allow the window, motor and cables to be timed. Refer to Sunroof Track Timing/Synchronization.
  33. Install the sunroof motor. Refer to Power Sunroof Motor Replacement.
  34. Close the sunroof window fully.
  35. Verify proper operation of the sunroof.

  36. Object Number: 1892477  Size: SH
  37. Clean any excessive adhesive off the roof panel with a plastic-type scraper/razor blade and a 3M™ General Purpose Cleaner P/N 08984 or equivalent.
  38. Perform a water test to verify the leak has been fixed.
  39. Install the sunroof front trim cover. Refer to Sunroof Front Trim Cover Replacement.