GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

    Important: A new sunroof module assembly does not include the sunroof window, the motor, the sunshade, or the finishing lace as components. You must install the old components to the new sunroof module assembly.

  1. Remove the sunroof window. Refer to Sunroof Window Replacement .
  2. Remove the sunshade panel. Refer to Sunroof Sunshade Replacement .
  3. Remove the sunroof finishing lace. Refer to Sunroof Opening Trim Finish Lace Replacement .
  4. It is only necessary to lower the headliner. Only do those step in headliner replacement that will lower the headliner enough to gain access to the part. Refer to Headlining Trim Panel Replacement .

  5. Object Number: 893482  Size: SH
  6. Disconnect the front sunroof drain hoses from the drain spigot.

  7. Object Number: 893483  Size: SH
  8. Disconnect the rear sunroof drain hoses from the drain spigot.

  9. Object Number: 1224092  Size: SH

    Important: Remove the sunroof module fasteners in the order indicated below, from back to front.

  10. Remove the bolts that secure the sunroof module motor base to the roof.
  11. Remove the push-pin fastener securing the rear sunroof water gutter to the roof.

  12. Object Number: 1222469  Size: SH
  13. With the aid of an assistant, remove the 4 bolts that secure the module to the roof ring.
  14. Lower and remove the sunroof module assembly out through the passenger side door.

  15. If you are replacing the sunroof module assembly, remove the sunroof motor/actuator. Refer to Sunroof Motor/Actuator Replacement .

Installation Procedure

  1. If you are replacing the sunroof module assembly, install the sunroof motor/actuator. Refer to Sunroof Motor/Actuator Replacement .

  2. Object Number: 1222469  Size: SH
  3. With the aid of an assistant, position the sunroof module assembly to the roof ring.
  4. Notice: Refer to Fastener Notice in the Preface section.

  5. Install the 4 bolts which secure the sunroof module assembly to the roof ring.
  6. Tighten
    Tighten the bolts to 10 N·m (89 lb in).


    Object Number: 1224092  Size: SH
  7. Using the access hole in the sunroof module cross bar, install the push-pin fastener which secures the rear sunroof water gutter to the roof.
  8. Install the 2 bolts which secure the sunroof motor base to the roof.
  9. Tighten
    Tighten the bolts to 2 N·m (18 lb in).


    Object Number: 893482  Size: SH
  10. Connect the front and rear drain hoses to the drain spigots.
  11. Install the sunshade. Refer to Sunroof Sunshade Replacement .

  12. Object Number: 1344700  Size: SH
  13. Install the headliner. Refer to Headlining Trim Panel Replacement .
  14. Verify that the electrical connector is connected to the sunroof motor/actuator.

  15. Install the sunroof window. Adjust as necessary. Refer to Sunroof Window Replacement .
  16. Initialize the sunroof motor. Refer to Sunroof Motor/Actuator Initialization/Teach Process .
  17. Install the sunroof finishing lace. Refer to Sunroof Opening Trim Finish Lace Replacement .
  18. Inspect the sunroof for proper operation.