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Home >> Chevrolet >> 2009 >> Equinox LS, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 3.4L - Introduction >> Repair Instructions >> Engine Control Module Replacement >> Installation Procedure
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Installation Procedure

    Fig 1: Identifying ECM Wiring Harness Electrical Connectors
    GM1822910Courtesy of GENERAL MOTORS CORP.
  1. Connect the engine wiring harness electrical connectors (2) to the ECM. Reposition the ECM out of the way.
  2. Remove the battery shield from over the battery.
  3. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
    4. Fig 2: View Of ECM & Retainer
    GM1822915Courtesy of GENERAL MOTORS CORP.
  4. Install the ECM to the retainer.
    5. Fig 3: View Of ECM Retainer & Top Of Battery Shield
    GM1822389Courtesy of GENERAL MOTORS CORP.
  5. Position the ECM and retainer to the top of the battery shield.
  6. Slide the ECM retainer rearward, engaging the retainer to the battery shield.
  7. Reprogram the PCM. Refer to Control Module References .
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