Avalanche 2500 4WD V8-8.1L VIN G (2003)
4. Remove the valve rocker arm studs and pushrod guides.
5. Clean and inspect the valve rocker arms and pushrods.
Installation Procedure
Important: Be sure to keep parts in order. Parts must be put back from where they were removed.
1. Apply sealant GM P/N 12346004 (Canadian P/N 10953480), or equivalent to the valve rocker arm stud-to-cylinder head threads.
Notice:
Refer to Fastener Notice in Service Precautions.
See: Service Precautions/Vehicle Damage Warnings/Fastener Notice
2. Install the pushrod guides and valve rocker arm studs.
Tighten the studs to 50 Nm (37 ft. lbs.).
