GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 758133  Size: SH
  1. Remove the headliner in order to access the upper rear drain hose connections. Refer to Headlining Trim Panel Replacement .
  2. Disengage the drain hoses from the drain spouts on the rear of the sunroof module.

  3. Object Number: 758136  Size: SH
  4. Disengage the retainer clips from the rear upper drain hose (1).

  5. Object Number: 758131  Size: SH
  6. Remove the rear compartment trim panel. Refer to Rear Compartment Sill Trim Plate Replacement .
  7. Remove the rear lower drain hose from the retaining clips (1).
  8. Remove the rear drain hose (3) from the inner wheelhouse drain spout (2).
  9. Remove the drain hose from the vehicle.

Installation Procedure


    Object Number: 758131  Size: SH
  1. Guide the drain hose through the rear shelf panel to the D pillar behind the shoulder belt retractor.
  2. Clip the rear lower drain hose (3) into the retention clips.
  3. Secure the drain hose retainer clips to the sheet metal.
  4. Important: Secure the lower drain hose to the drain spout (2) at the inner wheelhouse panel.

  5. Ensure the electrical grommet to drain hose drain spout is not pinched off after drain hose installation.
  6. Install the rear compartment trim panel. Refer to Rear Compartment Sill Trim Plate Replacement .

  7. Object Number: 758137  Size: SH
  8. Clip the rear upper drain hoses (2) into position.

  9. Object Number: 758133  Size: SH
  10. Secure the rear drain hose to the drain spout.
  11. The only suitable lubricant is clean water for the drain hose to drain spout installation.

  12. Inspect for proper drainage.

  13. Object Number: 708114  Size: SH
  14. Install the headliner (3) with an assistant. Refer to Headlining Trim Panel Replacement .