Sierra Denali RWD V8-6.2L (2009)
Removal Procedure
Important: It is only necessary to lower the headlinder. Only do those steps in headlinder replacement that will lower the headlinder
enough to grain access.
1. Lower the headliner. Refer to Headlining Trim Panel Replacement (Crew Cab) (See: Interior Moulding / Trim/Headliner/Service and Repair
)Headlining Trim Panel Replacement (Extended Cab) (See: Interior Moulding / Trim/Headliner/Service and Repair)Headlining Trim Panel
Replacement (Regular Cab) (See: Interior Moulding / Trim/Headliner/Service and Repair) .
2. Disconnect the rear sunroof drain hose from the sunroof module rear spigot, right or left side, as needed.
3. Remove the hose clip securing the drain hose to the vehicle, right or left side, as needed.
4. Remove the drain hose from the vehicle, right or left side, as needed.
Installation Procedure
