TCM Reprogramming
- Use a scan tool to view and record the Transmission Control Module - End Model Part Number in the original TCM prior to starting the TCM reprogramming procedure.
- In some cases, the TCM and ECM may have to be reprogrammed. When a selection for TCM Transmission Control Module - Programming is not available, select SEQ Programming Sequence ECM/TCM (Automatic Transmission Only).
- If the TCM needs to be reprogrammed. Refer to Service Programming System (SPS) .
- Perform the Transmission Adaptive Values Learn. Refer to Transmission Adaptive Values Learn .
- Turn the ignition OFF for 30 seconds.
- Turn the ignition ON with the engine OFF.
- Use the scan tool in order to retrieve history DTCs from all modules.
- Clear all history DTCs.
NOTE:
NOTE:
After programming, perform the following to avoid future misdiagnosis: