Tools Required

J 3049-A Valve Lifter Remover

1. Remove the intake manifold. Refer to Intake Manifold Replacement .
2. Remove the pushrods. Refer to Valve Rocker Arm and Push Rod Removal



3. Remove the valve lifter retainer and the guides.



4. Remove the valve lifters one at a time.
5. Place the lifters and guides in an organizer rack.



6. A stuck valve lifter can be removed using the J 3049-A .Refer to Valve Lifter Removal to obtain access to the valve lifter.
7. Inspect the valve lifter. Refer to Valve Lifters and Guides Clean and Inspect .

Important: 

•	When new valve lifters or a new camshaft is installed, change the engine oil and the oil filter. Refer to Engine Oil and Oil Filter Replacement .

•	Add Engine Oil Supplement GM P/N 1051396 or the equivalent to the engine oil.

•	Replace all the valve lifters when a new camshaft is installed.




1. Install the valve lifters one at a time.

If re-installing used lifters, make sure they are in their original locations.

2. Install the guides and the valve lifter retainer. Refer to Valve Lifter Installation .
3. Install the pushrods. Refer to Valve Rocker Arm and Push Rod Installation .
4. Install the intake manifold. Refer to Intake Manifold Replacement .