Replace and Program ECU
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2013 GMC Sierra 3500 HD, 2013 GMC Sierra 2500 HD, 2013 GMC Sierra 1500, 2013 Chevrolet Silverado 3500 HD, and 2013 Chevrolet Silverado 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
Prior to removing the old ECU, perform the following procedure:
- Record the odometer information from the old Instrument Cluster.
- Install EL-49642 SPS programming support tool.
- Access the Service Programming System (SPS) and follow the on-screen instructions.
- On the SPS Supported Controllers screen, select Instrument Panel- Setup and follow the on-screen instructions.
- On the SPS Supported Controllers screen, select Instrument Panel Cluster and follow the on-screen instructions.
- At the end of programming, choose the "Clear All DTCs" function on the SPS screen.