Replace and Program ECU or Reprogram ECU
WARNING: This page is about a different car, the 2018 Buick Envision. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
When programming the B218R Side Object Sensor Module - Right, it is also necessary to program the B218L Side Object Sensor Module - Left to ensure software compatibility between the two modules.
To program a replacement or an existing ECU, perform the following procedure:
- Access the Service Programming System (SPS) and follow the on-screen instructions.
- On the SPS Supported Controllers screen, select B218R Side Object Sensor Module - Right.
- On the SPS Select Function/Sequence screen, select Programming
- On the SPS Supported Controllers screen, select B218L Side Object Sensor Module - Left.
- On the SPS Select Function/Sequence screen, select Programming
- At the end of programming, choose the "Clear DTCs" function on the SPS screen.