GM Service Manual Online
For 1990-2009 cars only

The following service procedures require either a programming or a setup event be performed for a complete repair.

ECM Replacement

Warning: Replacement or reprogramming of the ECM, or replacement of the clutch pedal position sensor (CPPS) or clutch pedal requires that a CPPS learn procedure be performed. Failure to perform the CPPS learn procedure may result in personal injury or damage to the vehicle or its components if the vehicle is in gear and the starter motor is accidentally engaged.

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

  1. ECM Reprogramming--Refer to Service Programming System (SPS).
  2. Clutch Pedal Position Sensor Learn--Refer to Clutch Pedal Position Sensor Learn.
  3. Crankshaft Position (CKP) Variation Learn for 2.4L engine only--Refer to Crankshaft Position System Variation Learn.

ECM Reprogramming

If the ECM needs to be reprogrammed, refer to Service Programming System (SPS).

Setup for Component Replacement For 2.4L Engine Only

The replacement of some components will require a setup procedure for complete repair.

If any of the following components are replaced, a CKP Variation Learn Procedure must be performed. Refer to Crankshaft Position System Variation Learn.

    • Engine replacement
    • Any engine repair that disturbs the CKP sensor or it's relationship with the crankshaft reluctor wheel
    • CKP sensor