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Home >> Pontiac >> 2009 >> G8 Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System & Fuel System - 3.6L - Introduction >> Repair Instructions >> Engine Control Module Replacement >> Pre-Removal Procedure
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Pre-Removal Procedure

NOTE: It is necessary to record the remaining engine oil life. If the replacement module is not programmed with the remaining engine oil life, the engine oil life will default to 100%. If the replacement module is not programmed with the remaining engine oil life, the engine oil will need to be changed at 5000 km (3,000 mi) from the last engine oil change.

Using a scan tool, retrieve the percentage of remaining engine oil and the remaining automatic transmission fluid life. Record the remaining engine oil and the remaining automatic transmission fluid life.

If the engine control module (ECM) is replaced, the following procedures must be performed:

    NOTE: When replacing the ECM, the ECM must be reset prior to removal. Failure to perform this procedure will result in the inability to:
    • Test the ECM for warranty purposes.
    • Install the ECM into other vehicles.
  1. ECM reset procedure.
  2. ECM reprogramming-Refer to Service Programming System (SPS) Caution .
  3. Theft Deterrent programming-Refer to Theft Deterrent Control Module Programming and Setup Theft Deterrent Control Module Programming and Setup.