Sierra 1500 4WD V8-6.0L (2007)
Sunroof / Moonroof Drain: Service and Repair
Sunroof Housing Front Drain Hose Replacement
Sunroof Housing Front Drain Hose Replacement
Removal Procedure
1. Remove the instrument panel trim.
Important: It is only necessary to lower the headliner. Only do those steps in headliner replacement that will lower the headliner enough
to gain access.
2. It is only necessary to lower the headliner. Only do those steps in headliner replacement that will lower the headliner enough to gain access to the
part. Refer to Headlining Trim Panel Replacement (Regular Cab) Headlining Trim Panel Replacement (Extended Cab) Headlining Trim Panel
Replacement (Crew Cab).
3. Disconnect the front sunroof drain hose from the sunroof module front spigot, right or left side, as needed.
4. Remove the 1 hose clips securing the drain hose to the windshield pillar, right or left side, as needed.
5. Remove the drain hose from the vehicle, right or left side, as needed.
Installation Procedure
1. Install the drain hose by passing it threw the front of the dash panel.
2. Route the end of the drain hose through side cowl panel until the paint mark is visible, right or left side, as needed.
3. Install the 1 hose clips securing the drain hose to the side door frame, right or left side, as needed.