GM Service Manual Online
For 1990-2009 cars only

Sunroof Housing Rear Drain Hose Replacement Sedan

Removal Procedure

  1. Open the rear compartment
  2. Remove the headliner. Refer to Headlining Trim Panel Replacement in Interior Trim.
  3. Remove the rear compartment trim panel. Refer to Rear Compartment Trim Panel Replacement in Body Rear End.

  4. Object Number: 1222459  Size: SH
  5. Disconnect the rear sunroof drain hose from the sunroof drain spigot.
  6. Disengage the sunroof drain hose from the attachment clips on the roof rail, the C-pillar, and the rear compartment.

  7. Object Number: 1222472  Size: SH
  8. Disconnect the drain hose from the grommet seated in the rear lower quarter panel.
  9. Remove the drain hose into the passenger compartment by pulling the hose through the access hole in the rear package shelf.
  10. If necessary, pull the grommet into the rear compartment to remove.

Installation Procedure

  1. Feed the rear sunroof drain hose down the C-pillar through the outboard access hole in the rear package shelf and into the rear compartment.

  2. Object Number: 1222459  Size: SH
  3. Connect the rear sunroof drain hose to the sunroof drain spigot.
  4. Connect the drain hose to the attachment clips on the roof rail, the C-pillar, and the rear compartment.

  5. Object Number: 1222472  Size: SH
  6. Install the grommet into the opening in the rear lower quarter panel, if necessary. Ensure that the grommet is fully seated.
  7. Connect the end of the drain hose to the grommet.
  8. Install the rear compartment trim panel. Refer to Rear Compartment Trim Panel Replacement in Body Rear End.
  9. Install the headliner. Refer to Headlining Trim Panel Replacement in Interior Trim.
  10. Close the rear compartment.

Sunroof Housing Rear Drain Hose Replacement Extended Sedan

Removal Procedure

  1. Open the liftgate.
  2. Remove the headliner. Refer to Headlining Trim Panel Replacement in Interior Trim.
  3. Remove the rear compartment trim panel. Refer to Rear Compartment Trim Panel Replacement in Body Rear End.

  4. Object Number: 1349639  Size: SH
  5. Disconnect the rear sunroof drain hose from the sunroof drain spigot.
  6. Disengage the sunroof drain hose from the attachment clips on the roof rail, the D-pillar, and the rear compartment.

  7. Object Number: 1346864  Size: SH
  8. Disconnect the drain hose from the grommet seated in the body rear end panel behind the tail lamp.
  9. Disconnect the grommet from the drain hose.
  10. Remove the drain hose from the rear compartment.
  11. If necessary, pull the grommet into the rear compartment to remove.

Installation Procedure

  1. Pass the rear sunroof drain hose down the D-pillar and into the rear compartment.

  2. Object Number: 1349639  Size: SH
  3. Connect the rear sunroof drain hose to the sunroof drain spigot.
  4. Connect the drain hose to the attachment clips on the roof rail, the D-pillar, and the rear compartment.

  5. Object Number: 1346864  Size: SH
  6. Install the grommet into the opening in the body rear end panel, if necessary. Ensure that the grommet is fully seated.
  7. Connect the end of the drain hose to the grommet.
  8. Install the rear compartment trim panel. Refer to Rear Compartment Trim Panel Replacement in Body Rear End.
  9. Install the headliner. Refer to Headlining Trim Panel Replacement in Interior Trim.
  10. Close the liftgate.