GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

    Notice: Refer to Battery Disconnect Caution in the Preface section.


    Object Number: 1841804  Size: MH
  1. Disconnect the negative battery cable.
  2. Turn the pump bypass valve assembly to the open position, fully clockwise.
  3. Remove the right and left quarter trim panels. Refer to Rear Quarter Trim Panel Replacement in Interior Trim.
  4. Remove the bolts/screws (1) connecting the headlining trim finish panel elastic tension straps to the number 5 bow assembly (2).
  5. Disconnect the electrical connectors from the rear window defogger (3).
  6. Remove the nuts from the number 5 bow assembly (2).
  7. Reposition the number 5 bow assembly (2) to allow easier access to the rear window (7) and number 4 bow assembly (4).
  8. Remove the bolt/screw attaching the rear window assembly (7) to the number 4 bow assembly (4).
  9. Remove the staples attaching the cover assembly (5), rear window assembly (7), and number 4 (4) and 5 bow position pad assemblies to the number 5 bow assembly (2). Mark the position of all assemblies and staples.
  10. Remove the rear window assembly (7) from the channel in the number 4 bow assembly (4).

Installation Procedure


    Object Number: 1841804  Size: MH
  1. Install the rear window assembly (7) into the channel in the number 4 bow assembly (4).
  2. Install the staples attaching the cover assembly (5), rear window assembly (7), and number 4 (4) and 5 (2) bow position pad assemblies to the original positions on the number 5 bow assembly.
  3. Install the bolt/screw attaching the rear window assembly (7) to the number 4 bow assembly (4).
  4. Install the number 5 bow assembly (2) onto the retainer weld studs.
  5. Install the retainer nuts onto the number 5 bow (2) mounting studs.
  6. Connect the electrical connectors (3) to the rear window defogger.
  7. Install the bolts/screws attaching the headlining trim finish panel elastic tension (6) straps to the number 5 bow assembly (2).
  8. Install the right and left quarter trim panels. Refer to Rear Quarter Trim Panel Replacement in Interior Trim.
  9. Turn the pump bypass valve assembly to the closed position, fully counterclockwise.
  10. Connect the negative battery cable.