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Home >> Chevrolet >> 2006 >> Cobalt LTZ >> Repair and Diagnosis >> External Pages >> Different car >> Section 680 (Engine Controls And Fuel - 2.4L - Introduction (2 Of 2)) >> Repair Instructions >> Engine Control Module Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2007 Pontiac G5 Pursuit, 2007 Pontiac G5, and 2007 Chevrolet Cobalt. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Identifying ECM
    GM1651051Courtesy of GENERAL MOTORS CORP.
    NOTE: Control module damage may result when the metal case contacts battery voltage. DO NOT contact the control module metal case with battery voltage when servicing a control module, using battery booster cables or when charging the vehicles battery.
  1. Install the ECM to the bracket until the ECM snaps into place.
    2. Fig 2: Identifying Engine Harness Electrical Connectors
    GM1651050Courtesy of GENERAL MOTORS CORP.
  2. Connect the engine harness electrical connectors (2) to the ECM.
  3. Connect the body wiring harness electrical connector (3) to the ECM.
    4. Fig 3: View Of ECM Cover
    GM1656931Courtesy of GENERAL MOTORS CORP.
  4. Install the ECM cover.
  5. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
  6. Program the ECM. Refer to Control Module References .
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