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

Clearing Diagnostic Trouble Codes (Resetting the Control Module)

Engine Control Module (ECM) Reset Procedure
1. Turn the Ignition Switch "OFF".




2. Remove the BACK UP (RADIO) (7.5 A) fuse from the Under-Hood Fuse/Relay Box for 10 seconds to reset the ECM.