Express 1/2 Ton Van V8-5.7L VIN R (1999)
6. A stuck valve lifter can be removed using the J 3049-A. Refer to Cylinder Head Replacement in order to obtain access to the valve lifter.
7. Inspect the valve lifter.
Installation Procedure
Important:
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When new valve lifters or a new camshaft is installed, change the engine oil and the oil filter.
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Add Engine Oil Supplement GM P/N 1051396 or the equivalent to the engine oil.
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Replace all the valve lifters when a new camshaft is installed.
Install the valve lifters one at a time.
1. Install the push rods.
2. Install the intake manifold.
