Sierra 3500 4WD V8-6.6L DSL Turbo (2007)
4. Connect the front sunroof drain hose to the sunroof module front spigot, right or left side, as needed.
5. Install the instrument panel trim.
6. Install the headliner.
4. Connect the front sunroof drain hose to the sunroof module front spigot, right or left side, as needed.
5. Install the instrument panel trim.
6. Install the headliner.