Operation CHARM: Car repair manuals for everyone.
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

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Valve Lifter Installation





1. Coat the valve lifter rollers with prelube GM P/N 12345501 or equivalent.
2. If reusing the valve lifters, install in their original location.
3. Install the valve lifters.





4. Install the valve lifter pushrod guides.
^ Tighten the valve lifter pushrod guide bolts to 16 Nm (12 ft. lbs.).

NOTICE: Refer to Fastener Notice in Service Precautions.