Test Description
WARNING: This page is about a different car, the 2002 Pontiac Montana, 2002 Oldsmobile Silhouette, and 2002 Chevrolet Venture. However, it is still accessible from the selected car via links, so may be relevant.
The numbers below refer to the step numbers on the diagnostic table.
- 2. This step tests to see if the correct VIN is programmed in the powertrain control module (PCM).
- 4. This step tests to see if the IPC has been replaced.
- 5. This step tests to see if the correct VIN is programmed in the IPC.