gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

Sunroof Window Height and Opening Fit Adjustment (Crew Cab)|Page 16835 > < Sunroof Opening Trim Finish Lace Replacement (Extended Cab)|Page 16830
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Sunroof / Moonroof Panel: Adjustments
Sunroof Window Height and Opening Fit Adjustment (Crew Cab)

Sunroof Window Height and Opening Fit Adjustment (Crew Cab)

Note

Correct adjustment cannot be achieved if the sunroof window is closed from vent position.

1. Cycle the sunroof window from full open to closed position.

Note

Do Not remove or lower headliner to access sunroof window screws.

2. Loosen the adjusting screws on the window.
3. Adjust the corners of the front window panel using the following guidelines:

*

Adjust the front of the sunroof window to 0.0 mm - 1.0 mm (0.0 in - 0.04 in ) below the top surface of the roof panel.

*

Adjust the rear ceneter line of the sunroof window to 1 mm to 2 mm (0.04 in to 0.08 in ) below the top surface of the roof panel.

Caution:  Refer to Fastener Caution   (See: Service Precautions/Vehicle Damage Warnings/Fastener Caution)

4. Tighten the sunroof window adjustment screws.

Tighten the sunroof window adjusting screws to 5 Nm (44 lb in).

5. Cycle sunroof window through all positions.
6. Inspect the sunroof window adjustment. Adjust if necessary.

Sunroof Window Height and Opening Fit Adjustment (Crew Cab)|Page 16835 > < Sunroof Opening Trim Finish Lace Replacement (Extended Cab)|Page 16830