Silverado Classic 1500 2WD V6-4.3L (2007)
Lifter / Lash Adjuster: Service and Repair
Valve Lifter Replacement
Tools Required
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J 3049-A Valve Lifter Remover
Removal Procedure
1. Remove the intake manifold.
2. Remove the pushrods.
Important: Place the components in a rack so that the components can be installed to their original location.
3. Remove the bolts and lifter pushrod guide.
4. Important: Place the valve lifters in the rack in the upright position in order to maintain the oil inside the valve lifters.
Remove the lifters.
5. Important: Some valve lifters may be stuck in the valve lifter bores because of gum or varnish deposits and may require the use of J 3049-A for
removal.
Use the J 3049-A in order to remove the stuck valve lifters.
6. Use a cleaning solvent and a shop towel to clean any varnish from the valve lifter bores.
