Sierra 3500 Denali 4WD V8-6.0L (2011)
Sunroof / Moonroof Drain: Removal and Replacement
Sunroof Housing Drain Gutter Replacement (Extended Cab)
Sunroof Housing Drain Gutter Replacement (Extended Cab)
Removal Procedure
Note: Tape off the perimeter of the sunroof window opening before removing the sunroof module to prevent scratching.
1. Remove the air deflector. Refer to Sunroof Air Deflector Replacement (Extended Cab) (See: Sunroof / Moonroof Windguard/Service and
Repair/Sunroof Air Deflector Replacement (Extended Cab))Sunroof Air Deflector Replacement (Crew Cab) (See: Sunroof / Moonroof
Windguard/Service and Repair/Sunroof Air Deflector Replacement (Crew Cab)).
2. Set the sunroof window to be in the open position of a minimum of 25 mm (1 in).
Note: It is only necessary to lower the headlinder. Only do those steps in headlinder replacement that will lower the headlinder enough to grain
access.
3. Remove the sunroof module assembly.
4. Remove the screws (1) from the water gutter (2).