Envoy 4WD V8-5.3L (2007)
Camshaft Gear/Sprocket: Specifications
Camshaft Sprocket bolts
First Pass tighten to ................................................................................................................................................................................ 75 N.m (55 lb ft)
Final Pass tighten to ........................................................................................................................................................................................ 50 degrees
Inspect the sprockets for proper alignment. The mark on the camshaft sprocket (1) should be located in the 6 o'clock position and the mark on the
crankshaft sprocket (2) should be located in the 12 o'clock position.