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Home › Cadillac › 2020 › XT6 Sport › Repair and Diagnosis › External Pages › Different car › Section 331 (Programming And Setup - All Systems) › Repair Instructions › K212 Gear Shift Control Module: Programming and Setup › Replace and Program Control Module or Reprogram Control Module

Replace and Program Control Module or Reprogram Control Module

WARNING: This page is about a different car, the 2023 GMC Hummer EV. However, it is still accessible from the selected car via links, so may be relevant.
  1. Access the Service Programming System (SPS) and follow the on-screen instructions.
  2. On the SPS Supported Controllers screen, select K212 Gear Shift Control Module - Programming and follow the on-screen instructions.
  3. Clear DTCs.
  4. If DTCs U1962 and U1972 set, perform Serial Data Authentication Configuration procedure: Serial Data Authentication Configuration .
  5. All OK.
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