GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 719633  Size: SH
  1. Remove the headliner. Refer to Headlining Trim Panel Replacement in Interior Trim.
  2. Pull back the trunk carpeting away from the right and laft side of the rear compartment trim to expose the rear sunroof drain hose outlets. Refer to Rear Compartment Trim Panel Replacement in Body Rear End.

  3. Object Number: 719638  Size: SH
  4. Pull the outlet out of the quarter panel drain hole.

  5. Object Number: 719642  Size: SH
  6. Separate the outlet from the rear sunroof drain hose.

  7. Object Number: 719821  Size: SH
  8. Release the rear sunroof drain hose from the retaining clip along the quarter panel.

  9. Object Number: 719667  Size: SH
  10. Disconnect the rear sunroof drain hose from the rear sunroof drain port.

  11. Object Number: 719678  Size: SH
  12. Release the rear sunroof drain hose from the retaining clips along the rear pillar.

  13. Object Number: 719646  Size: SH
  14. Remove the rear sunroof drain hose through the rear compartment access hole, located between the seat belt retractor and the rear window.

Installation Procedure


    Object Number: 719646  Size: SH
  1. Route the rear sunroof drain hose through the rear compartment access hole.

  2. Object Number: 719678  Size: SH
  3. Press the drain hose into the retaining clip along the rear pillar.

  4. Object Number: 719667  Size: SH
  5. Connect the drain hose to the sunroof rear drain port.

  6. Object Number: 719821  Size: SH
  7. Press the drain hose into the retaining clip along the quarter panel.

  8. Object Number: 719642  Size: SH
  9. Connect the drain hose to the drain hose outlet.

  10. Object Number: 719638  Size: SH
  11. Press the drain hose outlet into the quarter panel drain hole.
  12. Check the drain hose for play.
  13. Secure the drain hose to the quarter panel or roof with 3M™ double sided tape P/N 6377 or equivalent to prevent rattles.

  14. Object Number: 719633  Size: SH
  15. Position the rear compartment trim panels back in place.
  16. Install the headliner. Refer to Headlining Trim Panel Replacement in Interior Trim.