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

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

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Neutral Safety Switch: Service and Repair

Inhibitor Switch:





1. Unplug the inhibitor switch from the wiring harness.
2. Remove the lock nut from the control shaft and pull the control lever from the inhibitor switch.
3. Remove the inhibitor mounting screws and pull the inhibitor switch from the control shaft.
4. Reverse procedure for installation.