Operation CHARM: Car repair manuals for everyone.

Programming and Relearning

POWERTRAIN CONTROL MODULE (PCM) INITIALIZATION

1. Install new PCM.
2. Using WDS or equivalent tester, perform Security Access Procedure. See SECURITY ACCESS - PROCEDURE.
3. Select PARAMETER RESET .

NOTE: Selecting PARAMETER RESET causes PCM_ID PID to change from STORED to not STORED.

4. After process has been completed, Key OFF.
5. Disconnect WDS or equivalent tester.

NOTE: Once initialized, the THEFT indicator should prove-out for three seconds and the vehicle will start.

6. To initialize, PCM/PATS, cycle ignition key from OFF to ON three times, each time leaving in ON for three seconds.