Sunroof Drain Hose Replacement (Rear)

REMOVAL PROCEDURE
1. Remove the rear seat back.
2. Remove the upper quarter trim panel.
3. Remove the headliner.
4. Disconnect the drain hose from the sunroof housing rear drain tube at the rocker panel.
5. Remove the tape at the upper corner of the C-pillar to rocker.
6. Remove the drain hose from through the hole in the C-pillar.
7. Disconnect the drain hose from the module fitting.
8. Remove the drain hose from the vehicle.

INSTALLATION PROCEDURE
1. Install the sunroof drain hose to the vehicle.

IMPORTANT: Lubricate each end of the hose with general purpose lubricant GM P/N 12345579 or equivalent.

2. Press the drain hose onto the module fitting until fully seated.
3. Route the drain hose through hole in the C-pillar inner and out through the roof rail.
4. Tape the drain hose to the C-pillar.
5. Press the drain hose onto the sunroof housing rear drain tube at the rocker until fully seated.
6. Install the headliner.
7. Install the upper quarter trim panel.
8. Install the rear seat back.