Installation Procedure

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Ensure the glass panel mechanism is in the closed position.
From outside the vehicle, carefully place the glass panel onto the mechanism.
Loosely install the 4 adjustment screws.

Fig 1: View Of Sunroof Window

Courtesy of GENERAL MOTORS CORP.

IMPORTANT: Required position of the glass panel is when the front and rear of the sunroof glass panel is flushed with the roof panel.

Align the glass panel. Refer to Sunroof Window Height and Opening Fit Adjustment .
Inspect the operation of the sunroof.