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Home >> Chevrolet >> 2015 >> Cruze Diesel >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Controls And Fuel - 2.0L (LUZ) Diesel - Repair Instructions >> Repair Instructions >> Engine Control Module Replacement >> Installation Procedure
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Installation Procedure

  1. Install the engine control module bracket to the engine control module (1) in arrow direction until the 2 retainers (2) audible engage.
    Fig 1: Engine Control Module
    GM2191144Courtesy of GENERAL MOTORS COMPANY
  2. Install the engine control module bracket (2) to the engine control module insulator (1) in arrow direction until the retainer audible engage.
    Fig 2: Engine Control Module Insulator
    GM2191143Courtesy of GENERAL MOTORS COMPANY
  3. Install the engine control module (1).
    Fig 3: Engine Control Module
    GM2191142Courtesy of GENERAL MOTORS COMPANY

    Slide the engine control module into the bracket (2) until its audible engage.

  4. Connect the 2 wiring harness plugs (1) to the engine control module and lock them.
    Fig 4: Wiring Harness Clips
    GM2190583Courtesy of GENERAL MOTORS COMPANY
    CAUTION: In order to prevent any possible electrostatic discharge damage to the ECM, do not touch the connector pins.
  5. Install the 2 wiring harness clips (2) to the bracket.
  6. Install the engine sight shield. Refer to Engine Sight Shield Replacement .
  7. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
  8. Program the engine control module, if required. Refer to K20 Engine Control Module: Programming and Setup (LUZ) .
  9. Turn OFF the ignition for at least 5 seconds after the programming event is complete.