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Home >> Cadillac >> 2021 >> CT4 Sport, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 128 (Engine Controls And Fuel - 3.6L (LF4) - Repair Instructions (1 Of 3)) >> Repair Instructions >> Engine Control Module Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2022 Cadillac CT4. However, it is still accessible from the selected car via links, so may be relevant.
  1. GM5839234Courtesy of GENERAL MOTORS COMPANY

    Engine Control Module (1) - Install

  2. Connect the electrical connectors.
  3. Connect the negative battery cable. Battery Negative Cable Disconnection and Connection
  4. Program the replacement module. Control Module References
  5. Use the scan tool to reset the engine oil life remaining back to the original percentage recorded.
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