Installation Procedure

Fig 1: Installing Nuts On Roof Bow & Each Side Rail

Courtesy of GENERAL MOTORS CORP.

Fig 2: View Of Sunroof Module Assembly

Courtesy of GENERAL MOTORS CORP.

Use the sunroof retainers in order to secure the sunroof module assembly to the roof.
The sunroof retainers are used in order to assist in the assembly of the sunroof module assembly at the assembly plant. If a retainer is broken, do not replace the retainer.
Ensure that all broken retainer pieces are removed from the vehicle in order to prevent a rattle noise.

NOTE: Refer to Fastener Notice in Cautions and Notices.

Install the bolts that retain the sunroof module assembly to the roof.
Tighten: Tighten the sunroof module assembly mounting bolts to 9 N.m (80 lb in).
Install the sunroof drain hoses to the sunroof module assembly. Refer to Sunroof Drain Hose Replacement - Front and Sunroof Drain Hose Replacement - Rear .
Install the headliner. Refer to Headliner Replacement (Utility) in Interior Trim.
Perform the following steps in order to adjust the sunroof window, as needed:
1. Loosen the screws that retain the sunroof window to the sunroof module assembly.
2. Adjust the fit between the sunroof window and the roof opening.
  The fit should be equal on both sides.
3. Adjust the rear edge of the window slightly higher than the front edge in order to minimize wind noise.
4. Secure the sunroof window in position by tightening the screws.
  Tighten: Tighten the screws to 3.5 N.m (31 lb in).
Open and close the sunroof.
Inspect the fit of the sunroof window.