GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 892549  Size: SH
  1. Remove the entire sunroof assembly from the vehicle.
  2. Remove the screws from the "U" cover.
  3. Manually move the sunroof into the ¼ open position.
  4. Remove the "U" cover by unsnapping it from the sides of the sunroof assembly.

  5. Object Number: 897817  Size: SH
  6. Remove the encapsulated glass with the 4 bolts.

  7. Object Number: 897808  Size: SH
  8. Remove the Kolissa, the 4 E-clips and the pins

  9. Object Number: 897098  Size: SH
  10. Remove the left side of the channel screw.

  11. Object Number: 897821  Size: SH
  12. Remove the right side of the channel screw.

  13. Object Number: 897073  Size: SH
  14. Remove the motor assembly screws.

  15. Object Number: 897828  Size: SH
  16. Remove the guide assembly.

  17. Object Number: 897826  Size: SH
  18. Remove the cables by sliding the cable and the guides from the U-frame assembly.

Installation Procedure


    Object Number: 897826  Size: SH
  1. Slide the front guide assembly and the cables into the U-frame.

  2. Object Number: 897828  Size: SH
  3. Install the guide assembly into the U-frame.

  4. Object Number: 897808  Size: SH
  5. Install the front pins and the E-clips.

  6. Object Number: 897080  Size: SH
  7. Slide the guide assembly forward and align each guide assembly with the 0 position. The 0 position is aligned when the hash marks on the guide assembly are aligned with the front pin E-clip on the cable assembly guide.

  8. Object Number: 897805  Size: SH
  9. Prior to the motor installation, verify the motor is in the 0 position by lining up the slot on the outside of the ring with the slot on the inside ring as shown. Cycle the motor with the switch (or manually operate with a small screwdriver in the slot) until these slots line up.
  10. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 897073  Size: SH
  11. Install the motor and the screws.
  12. Tighten
    Tighten the sunroof motor-to-sunroof module fasteners to 3 N·m (27 lb in).


    Object Number: 897068  Size: SH
  13. Manually move the sunroof to the open position using a screwdriver in the slot provided.

  14. Object Number: 897098  Size: SH
  15. Install the water channel. Tighten the driver side screw first, then the passenger side.

  16. Object Number: 897817  Size: SH
  17. Install the encapsulated glass with the 4 bolts.
  18. Install the sunroof assembly into the vehicle.

  19. Object Number: 897810  Size: SH
  20. Align the encapsulated glass to the roof in the 4 locations, as shown by the arrows, 0-1 mm (0-3/64 in) lower than the roof in the front and to 0-1 mm (0-3/64 in) higher than the roof in the rear. Measure both the front and the rear of the glass in the 4 different locations to ensure a consistent measurement.
  21. Tighten
    Tighten the encapsulated glass-to-sunroof module fasteners to 4 N·m (35 lb in).


    Object Number: 892549  Size: SH
  22. Operate the sunroof to the ¼ open position.
  23. Install the "U" cover by putting the sunroof in the vent position.
  24. Install the "U" cover from the outside of the vehicle by snapping the sides to the sunroof assembly.
  25. Install the 4 screws to the "U" cover.
  26. Verify the smooth operation of the sunroof in all positions.

  27. Object Number: 897810  Size: SH
  28. Verify the alignment to the roof in the 4 locations shown.

  29. Object Number: 897817  Size: SH
  30. Adjust by loosening the bolts.

  31. Object Number: 897810  Size: SH
  32. Reposition the glass and re-tighten to the correct position.