Sierra 1500 4WD V6-4.3L (2008)
5. Install the water trough to the sunroof from the top of the vehicle.
Notice: Refer to Fastener Notice.
6. Install the screws (1) that retain the water trough to the sunroof.
Tighten the screws to 1 N.m (9 lb in).
7. Install the sunroof window.
