GM Service Manual Online
For 1990-2009 cars only

Sunroof Window Replacement Front

Removal Procedure


    Object Number: 903532  Size: SH
  1. Open the front sunroof window approximately 350 mm (13.7 in) to a point just past the air deflector in the full upright position.
  2. Important: Do not damage the sunroof window weatherstrip seal when removing the screws.

  3. Depress the weatherstrip seal in order to access the screw locations.

  4. Object Number: 903760  Size: SH
  5. Carefully remove the front sunroof to guide the assembly (2) shouldered screws (3).

  6. Object Number: 903530  Size: SH
  7. Carefully remove the rear sunroof to rear cam lift arm screws (1).
  8. With the aid of an assistant, lift upward from the side edges of the sunroof window.
  9. With the aid of an assistant, remove the sunroof window, rearward from the top of the vehicle.

Installation Procedure


    Object Number: 903530  Size: SH
  1. With the aid of an assistant, position the front window to the sunroof guide and lift arm assemblies.
  2. Align the front and rear holes located on the track arms to the sunroof window attachments.
  3. Loosely install the rear screws (1) to each side of the rear cam lift arms.
  4. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 903760  Size: SH
  5. Align and install the front shouldered screws (3) to each side of the assembly.
  6. Tighten

        • Tighten the front screws to 5 N·m (44 lb in).
        • Tighten the rear screws to 5 N·m (44 lb in).
  7. Cycle the sunroof front window closed then to open.
  8. Verify the operation of the front sunroof window.

Sunroof Window Replacement Center

Removal Procedure


    Object Number: 903528  Size: SH
  1. Pull back the forward sealing strip edge (1) of the center window panel.
  2. Remove the 5 attaching screws (2).

  3. Object Number: 903524  Size: SH
  4. Tip the window panel (2) upward. Slide the window panel toward the front of the vehicle.
  5. Remove the window panel.

Installation Procedure


    Object Number: 903526  Size: SH
  1. Tilt the window (2). Slide the window rearward into position.

  2. Object Number: 903524  Size: SH
  3. Position the forward weatherstrip (1) under the forward edge of the center window flange (3).
  4. Firmly set the center window panel (2) into position.
  5. Ensure that the forward and rearward window seams are centered.
  6. Notice: Refer to Fastener Notice in the Preface section.


    Object Number: 903528  Size: SH
  7. Install the 5 panel attaching screws.
  8. Tighten
    Tighten the screws to 5 N·m (44 lb in).

Sunroof Window Replacement Rear Stationary

Removal Procedure

  1. Remove the headliner. Refer to Headlining Trim Panel Replacement .

  2. Object Number: 1273789  Size: SH
  3. Remove the screws from the panel bracket to the sunroof frame.

  4. Object Number: 1273782  Size: SH
  5. Remove the hinge plate to sunroof frame screws.
  6. Remove the window panel.

Installation Procedure

  1. Position the window panel to the sunroof frame.

  2. Object Number: 1273789  Size: SH
  3. Loosely install the screws to the window bracket.

  4. Object Number: 1273782  Size: SH
  5. Loosely install the screws to the hinge plate sunroof frame
  6. Notice: Refer to Fastener Notice in the Preface section.

  7. Verify the panel edge clearances. Refer to Sunroof Window Height and Opening Fit Adjustment .
  8. Tighten
    Tighten the window bracket screws to 5 N·m (41 lb in).

    Tighten
    Tighten the hinge plate sunroof frame screws to 5 N·m (41 lb in).

  9. Install the headliner. Refer to Headlining Trim Panel Replacement .

Sunroof Window Replacement Rear Vent

Removal Procedure

  1. Move the rear sunroof window to the vent position.
  2. Remove the headliner. Refer to Headlining Trim Panel Replacement.
  3. Important: Do not damage the rear vent window seal when removing the screws.


    Object Number: 903361  Size: SH
  4. Remove the six hinge-to-frame screws (1).
  5. Remove the two outer lift cam arm-to-window shouldered screws on each side.
  6. Remove the window from the vehicle.

Installation Procedure


    Object Number: 903363  Size: SH
  1. Position the rear vent window to the sunroof frame (2).
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Loosely install the six hinge screws.
  4. Important: Set the gap from the motor/actuator compartment window to the vent window at 8 mm (0.3 in)

    Tighten
    Tighten the screws to 5 N·m (44 lb in).

  5. Install the exterior shouldered cam to the window screws.
  6. Tighten
    Tighten the screws to 5 N·m (44 lb in).

  7. Install the headliner. Refer to Headlining Trim Panel Replacement.
  8. Verify the operation of the window.