K 1500 Yukon 4WD V8-5.3L VIN Z Flex Fuel (2003)
6. Install the camshaft sprocket and timing chain.
7. If necessary, rotate the camshaft or crankshaft sprockets in order to align the timing marks.
Notice:
Refer to Fastener Notice in Service Precautions.
See: Service Precautions/Vehicle Damage Warnings/Fastener Notice
8. Install the camshaft sprocket bolts.
Tighten the bolts to 35 Nm (26 ft. lbs.).
9. Install the oil pump.