ECM Replacement

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

• The ECM Reprogramming - Refer to Service Programming System (SPS) .
• The CKP Variation Learn - Refer to Crankshaft Position Variation Learn .
• The Throttle Learn procedure - Refer to Throttle Body Idle Air Flow Compensation Reset .
• The Theft Deterrent Programming - Refer to Theft Deterrent Module Programming and Setup .
• Engine Oil Life Remaining - When available, use a scan tool to reset the Engine Oil Life Remaining back to the original percentage recorded before the module was replaced.
• Transmission Fluid Life Remaining - When available, use a scan tool to reset the Transmission Fluid Life Remaining back to the original percentage recorded before the module was replaced.