Sunroof Window Height and Opening Fit Adjustment

WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Open the sunshade.
Close the sunroof window.

Fig 1: Loosening 3 Adjusting Screws

Courtesy of GENERAL MOTORS CORP.

Loosen the 3 adjusting screws on each side of the sunroof window.
Adjust the corners of the window panel using the following guidelines:
- Adjust the front of the sunroof window flush to 2 mm (0.08 in) below the top surface of the roof panel.
- Adjust the rear of the sunroof window flush to 2 mm (0.08 in) below the top surface of the roof panel.

NOTE: Refer to Fastener Notice .

Install the sunroof window adjustment screws.
Tighten: Tighten the screws to 4 N.m (35 lb in).