Reprogram Control Module after Transmission Repair/Replacement
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To program an existing K71 Transmission Control Module, after a transmission repair/replacement, perform the following procedure:
- Install EL-49642 SPS programming support tool.
- Access the Service Programming System (SPS) and follow the on-screen instructions.
- Perform the SPS Transmission Control Module programming event. Choose one of the following screen prompts:
- Select Transmission Control Module - MCVM Operations, and follow the on-screen instructions. This will update the Solenoid Characterization data only.
- Select Transmission Control Module - Programming and follow the on-screen instructions. This will update the TCM calibration and the Solenoid Valve Characterization data.
- Perform the Transmission Service Fast Learn Procedure .
- With a scan tool, clear DTCs from the K71 Transmission Control Module.
- Ignition OFF for 2 minutes.