Unsuccessful Programming Recovery

If programming a control module is not successful, perform the following procedure:

1. Verify the control module, data link connector and programming tool connections are secure and the tool software is up to date.
2. Ignition - On/Vehicle - In Service Mode
3. Perform one of the following SPS Programming functions:
   NOTE:

   If both controller options below are listed, select K20/K71 Engine and Transmission Control Modules.

   • K20/K71 Engine and Transmission Control Modules and follow the on-screen instructions.
   • K71 Transmission Control Module and follow on-screen instructions.
4. Verify the control module programming is successful.
   • If the programming is not successful - Replace the component: K71 Transmission Control Module
   • Go to next step: If the programming is successful
   1. Select - MCVM Operations - If applicable
   2. Ignition/Vehicle - Off - For greater than 2 min
   3. Select - Setup - Follow the on-screen instructions.

      If setup is not an available option - Perform the appropriate learn/reset procedure with the scan tool

   • Go to next step: If the programming is successful 
5. Select - MCVM Operations - If applicable
6. Ignition/Vehicle - Off - For greater than 2 min
7. Select - Setup - Follow the on-screen instructions.

   If setup is not an available option - Perform the appropriate learn/reset procedure with the scan tool

8. Clear DTCs after programming is complete. Clearing powertrain DTCs will set the Inspection/Maintenance (I/M) system status indicators to No.
9. All OK.