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Installation Procedure

WARNING: This page is about a different car, the 2019 Buick Cascada, 2018 Buick Cascada, and 2017 Buick Cascada. However, it is still accessible from the selected car via links, so may be relevant.
  1. GM2595025
    NOTE:

    The retainer clip (3) must engage safely.

    Install the ECM (2) to the ECM bracket (1).

  2. Install the ECM bracket (1) along with the ECM (2) to the battery tray.
  3. GM2595023
    NOTE:

    The safety locks on the ECM wiring harness plugs (1) must engage safely.

    Connect the ECM wiring harness plugs (1) to the ECM.

  4. Connect the battery negative cable. Refer to Battery Negative Cable Disconnection and Connection .
  5. Program the engine control module, if required. Refer to K20 Engine Control Module: Programming and Setup .
  6. Turn OFF the ignition for at least 5 seconds after the programming event is complete.
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