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Reprogram Control Module

WARNING: This page is about a different car, the 2015 Buick LaCrosse. However, it is still accessible from the selected car via links, so may be relevant.

To reprogram an existing control module, perform the following procedure:

  1. Access the Service Programming System (SPS) and follow the on-screen instructions.
  2. On the SPS Supported Controllers screen, select K33 HVAC Control Module - Programming and follow the on-screen instructions.
  3. At the end of programming, select the "Clear All DTCs" function on the SPS screen.
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