Aurora V8-4.0L VIN C (1996)
6. Remove the camshaft sprocket bolts. Note the relative location of the camshaft drive pins in the ends of the camshafts.
7. Work the sprockets off of the camshafts using the play in the chain.
8. Alternately loosen the camshaft bearing cap screws a few turns at a time until all valve spring pressure has been released.
9. Remove the camshaft bearing cap bolts and caps.
10. Remove the camshaft.
11. Inspect and measure the camshaft lobes and valve lifters. Measurement can be performed with the camshaft still in the engine. Refer to Camshaft
Clean and Inspection.
12. Replace the camshaft if any of the following conditions exist:
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Excessive lifter wear
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Excessive scoring on the lifters and/or camshaft
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Excessive flaking on the lifters and/or camshaft
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Scored or burned bearing journals
INSTALLATION PROCEDURE
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Tools Required
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J 38822 Camshaft Chain Tension Holder
1. Apply GM approved camshaft prelube, P/N 1052365, to the face of each camshaft lobe and journal.
2. Install the camshaft.
