Replace and Program Control Module

To program a replacement K71 Transmission Control Module (TCM), perform the following procedure:

1. Replace the K71 Transmission Control Module.
2. Install EL-49642  SPS programming support tool
3. Access the Service Programming System (SPS) and follow the on-screen instructions.
4. Perform one of the following SPS Programming functions:
   NOTE:

   If both controller options below are listed, select K71 Transmission Control Module

   • K20/ K71 Engine and Transmission Control Modules and follow the on-screen instructions
   • K71 Transmission Control Module and follow on-screen instructions.
5. Perform the Refresh Characterization Data at the MCVM Characterization procedure, follow the on-screen instructions.
6. Perform the Vehicle Setup, follow the on screen instructions.
7. With a scan tool, clear DTCs from the K71 Transmission Control Module.
8. Ignition OFF for 2 minutes.