G6 L4-2.4L (2007)
Lift the sunroof window (2 or 3) from the sunroof opening.
5. Remove the actuator cover from the sunroof.
INSTALLATION PROCEDURE
1. Position the sunroof window (2 or 3) into the opening.
2. IMPORTANT: Do NOT tighten the sunroof window actuator screws all way down before inspecting the alignment of the sunroof window.
Maintain a 4.00 mm (0.16 inch) gap clearance around the sunroof window edges.