Sierra 2500 4WD V8-6.0L VIN U (2004)
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Rocker Arm Assembly: Service and Repair
Valve Rocker Arm and Push Rod Replacement
Removal Procedure
1. Remove the valve rocker arm cover.
Important: Place the valve rocker arms, pushrods, and pivot support, in a rack so that they can be installed in the same location from which they
were removed.
2. Remove the valve rocker arm bolts.
3. Remove the valve rocker arms.
4. Remove the valve rocker arm pivot support.
5. Remove the pushrods.
6. Clean and inspect the valve rocker arms and pushrods.
Installation Procedure
Important:
When reusing the valve train components, always install the components to the original location and position.
Valve lash is net build, no valve adjustment is required.