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 side of the rear compartment trim in order to expose the sun roof drain hose outlet, refer to Rear Compartment Trim Panel Replacement in Body Rear End.

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

  5. Object Number: 719642  Size: SH
  6. Disconnect the outlet from the drain hose.

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

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

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

  13. Object Number: 719646  Size: SH
  14. Remove the rear 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. Install the drain hose into the rear compartment through the 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 sun roof 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 proper routing. Secure the drain hose to the quarter panel or roof with 3M™ double sided tape P/N 06377 or equivalent to prevent rattles.

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