GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

  1. Remove the rear trim panel. Refer to Body Side Rear Trim Panel Replacement .
  2. It is only necessary to lower the headliner. Only do those step in headliner replacement that will lower the headliner enough to gain access to the part. Refer to Headlining Trim Panel Replacement .
  3. Disconnect the drain hose from the spigot, located in the rear corner of the sunroof module.

  4. Object Number: 1273773  Size: SH
  5. Remove the grommet from the rear drain hose valve.

  6. Object Number: 1273767  Size: SH
  7. Remove the drain hose through the large hole in the rear pillar.

Installation Procedure

  1. Install the drain hose through the large hole in the rear pillar.

  2. Object Number: 1273773  Size: SH
  3. Install the grommet to rear drain hose valve.

  4. Object Number: 1273767  Size: SH
  5. Install the hose to spigot located in the rear corner of the sunroof module.
  6. Install the headliner. Refer to Headlining Trim Panel Replacement .
  7. Install the rear trim panel. Refer to Body Side Rear Trim Panel Replacement .