G 1500 1/2 Ton Van V8-5.7L VIN R (1997)
Lifter / Lash Adjuster: Service and Repair
Replacement
REMOVAL
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Tools Required
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J 9290-01 Valve Lifter Remover (Slide Hammer Type), Or Equivalent
1. Remove the valve rocker arm cover.
2. Remove the intake manifold.
3. Remove the pushrods.
4. Remove the valve lifter retainer and guides.
5. Remove the valve lifters. Remove the valve lifters one at a time. Place them in an organizer rack. The valve lifter must be installed in the same
bore from which the valve lifters were removed. A stuck valve lifter can be removed using the valve lifter remover.
6. Inspect the valve lifter body for scuffing and scoring. if the valve lifter body wall is worn or damaged, the mating bore in the block should also be
checked.
7. Check the fit of each valve lifter in its mating bore in the block. If the clearance is excessive, try a new valve lifter.
8. Check the roller for freedom of movement. The valve lifter (roller type) must not have any flat spots. If worn, pitted, or damaged, the mating
camshaft lobe should also be checked.