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Home >> Chevrolet >> 2011 >> HHR LS, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 467 (Engine Controls And Fuel - 2.9L - Repair Instructions) >> Repair Instructions >> Engine Control Module Replacement >> Removal Procedure
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Removal Procedure

WARNING: This page is about a different car, the 2011 GMC Canyon and 2011 Chevrolet Colorado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Using a scan tool, retrieve the percentage of remaining engine oil. Record the remaining engine oil life.
    2. Fig 1: View Of ECM/PCM & ECM/PCM Harness Connectors
    GM1350711Courtesy of GENERAL MOTORS CORP.
  2. Disconnect the ECM harness connectors (2) from the ECM (3).
    3. Fig 2: View Of ECM
    GM1352004Courtesy of GENERAL MOTORS CORP.
    CAUTION: Do not touch the connector pins or soldered components on the circuit board in order to prevent possible electrostatic discharge (ESD) damage to the PCM.
  3. Disengage the ECM bracket mounting tabs, while removing the ECM.
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