Sierra Denali RWD V8-6.2L (2009)
1. Position the front of the sunshade (3) to the rear of the sunroof frame (2).
2. Install the retaining tabs of the sunshade into the left and right sides of the track slots in the sunroof frame.
3. Slide the sunshade forward while simultaneously inserting the rear retaining tabs into the track slot
4. Ensure that the sunshade tabs are fully seated in the track slots, and the sunshade slides smoothly.
5. Install the left and right sunroof housing drain gutters (1) to the rear of the sunroof frame (2). Refer to Sunroof Housing Drain Gutter Replacement
(Extended Cab) (See: Sunroof / Moonroof Drain/Service and Repair/Removal and Replacement/Sunroof Housing Drain Gutter Replacement
(Extended Cab))Sunroof Housing Drain Gutter Replacement (Crew Cab) (See: Sunroof / Moonroof Drain/Service and Repair/Removal and
Replacement/Sunroof Housing Drain Gutter Replacement (Crew Cab))
6. Install 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) .
7. Install the water trough to the sunroof from the top of the vehicle.
Caution: Refer to Fastener Caution (See: Service Precautions/Vehicle Damage Warnings/Fastener Caution) .
8. Install the screws (1) that retain the water trough to the sunroof frame.
Tighten the screws to 1 Nm (9 lb in).
9. Install the sunroof window. Refer to Sunroof Window Replacement (Extended Cab) (See: Sunroof / Moonroof Panel/Service and Repair)Sunroof
Window Replacement (Crew Cab) (See: Sunroof / Moonroof Panel/Service and Repair) .