Sierra 3500 4WD V8-6.0L (2008)
3. Connect the rear drain sunroof hose to the sunroof module rear spigot, right or left side, as needed.
4. Install the headliner.
GMC Workshop Service and Repair Manuals
Sunroof / Moonroof Interior Trim Panel >
< Procedures|Page 23293
Page 6
