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)

Or, hide this message: temporarily or permanently

Surges/Chuggles


1. Improper EGR valve operation. See chart C-7.
2. Improper ignition timing.
3. Fuel filter restricted.
5. Improper alternator output voltage.
6. Faulty spark plugs.
7. Faulty distributor cap and or rotor.
8. Faulty spark plug wires.