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:
   • K45 Powertrain Control Module and follow the on-screen instructions.
4. Verify the control module programming is successful.
   • If the programming is not successful 
NOTE:
If programming is still not successful after the second programming attempt, check the following:
• For facilities using an internet firewall, ensure firewall settings are not blocking file downloads and / or require elevated rights.
• For United States and Canada GM dealers, the appropriate firewall settings can be found in the GM DEALER INFRASTRUCTURE & SECURITY GUIDELINES (DISG) section 2.d.vii.
5. 1. Ignition / Vehicle - Off - For greater than 1 min
   2. Ignition - On / Vehicle - In Service Mode
   3. Perform one of the following SPS Programming functions:
      • K45 PCM and follow the on-screen instructions.
      • If the programming is not successful Replace the appropriate component: K45 Powertrain Control Module
      • Go to next step: If the programming is successful
   4. All OK.
   • Go to next step: If the programming is successful 
6. All OK.