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Home >> Cadillac >> 2021 >> XT5 Sport >> Repair and Diagnosis >> External Pages >> Different car >> Section 5 (Programming And Setup) >> Repair Instructions >> K73 Telematics Communication Interface Control Module: Programming and Setup (UE1) >> Replace and Program Control Module or Reprogram Control Module
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Replace and Program Control Module or Reprogram Control Module

WARNING: This page is about a different car, the 2020 Cadillac XT5. However, it is still accessible from the selected car via links, so may be relevant.

To program a replacement or an existing control module, perform the following procedure:

  1. Access the Service Programming System (SPS) and follow the on-screen instructions.
  2. In the SPS Supported Controllers screen, select K73 Telematics Communication Interface Control Module Programming and Service Activation and follow the on-screen instructions.
  3. Clear DTCs.
  4. Press the OnStar® Blue Button to call OnStar® and have the system activated.
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