GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

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

  4. Object Number: 1774094  Size: SH

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

  5. Remove the screws from around the lower frame.

  6. Object Number: 1774099  Size: SH

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

  7. Remove the sunroof module and window from the vehicle.
  8. Remove the sunroof motor. Refer to Power Sunroof Motor Replacement .

  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) from the drive cable (2).
  16. Two drive cable tube covers to each side.

  17. Push the drive cables up into the upper frame, this will allow the window to open manually.

  18. Object Number: 1774103  Size: SH

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

  19. The sunroof window must be in the full open position to do the following:
  20. 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

    Important : 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.

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

  22. Object Number: 1774113  Size: SH

    Important : 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.

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

  24. Object Number: 1402353  Size: SH
  25. Remove the upper frame (2) from the window and guides (1).

  26. Object Number: 1402326  Size: SH
  27. Remove the guides (1) from the drive cables (4) and slides (3).

Installation Procedure


    Object Number: 1402326  Size: SH
  1. Install the guides (1) to the drive cables (4) and slides (3).

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

  4. Object Number: 1774113  Size: SH

    Important: 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.

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


    Object Number: 1402335  Size: SH

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

  8. Install the two screws (1) to each side of the guides (2).
  9. 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

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

  10. The sunroof window must be in the full open position to do the following:
  11. 6.1. Install the wind deflector.
    6.2. Hook the wind deflector slide blocks (1) to each side.
    6.3. Hook the wind deflector tabs (2) to the center of the upper frame.

    Object Number: 1774110  Size: SH
  12. Install the left and right side drive cable tube covers (1) to the cable (2).
  13. Two drive cable tube covers to each side.

  14. Pull the drive cables down through the guides and around the upper frame, this will allow the window to be closed manually.

  15. Object Number: 1402339  Size: SH
  16. Install the drive cables (2) with cam (3).
  17. Ensure that the chamfered edge of the gear is directed upward.


    Object Number: 1774107  Size: SH
  18. Install the cam plate (2).
  19. Install the cam plate screws (1).
  20. Tighten
    Tighten the screw to 3 N·m (27 lb in).

  21. Install the sunroof module to the vehicle.

  22. Object Number: 1774131  Size: SH
  23. Install the lower frame to the sunroof module.
  24. Tighten the lower frame to the sunroof module screws.
  25. Tighten
    Tighten the screw to 3 N·m (27 lb in).

  26. Install the sunroof motor. Refer to Power Sunroof Motor Replacement .
  27. Install the sunroof front trim cover. Refer to Sunroof Front Trim Cover Replacement .
  28. Verify the operations of the sunroof window.