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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Compressor HVAC: Testing and Inspection

1. Check Fuse 6. If open, check for a short to ground in CKT 50, CKT 66, CKT 1592, CKT 67, or in CKT 59.
2. Check that ground G103 is clean and tight.
3. Check A/C Compressor Clutch connector terminals for corrosion.