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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Powertrain Control Module (PCM) - Programming Verification

1. With a scan tool, clear the DTCs.
2. Start the engine.
3. If the engine does not start, or the engine operates poorly, repeat the Service Programming procedure. Perform the following procedures before programming the PCM:
^ Ensure the control module and DLC connections are OK.
^ Ensure the Techline operating software is up to date.
^ Ensure the calibration part number is correct for the vehicle.
4. Program the control module. If the control module still cannot be programmed properly, replace the control module. Refer to Powertrain Control Module (PCM) Replacement & You must program the replacement control module.