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Home >> Cadillac >> 2009 >> XLR Base >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls And Fuel - 4.6L (LH2) - Introduction, Specifications & Repair Instructions >> Repair Instructions >> Engine Control Module Replacement >> Installation Procedure
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Installation Procedure

    Fig 1: Identifying ECM Components
    GM931704Courtesy of GENERAL MOTORS CORP.
  1. Install the ECM (3) to the ECM bracket (4).
    2. CAUTION: Refer to Fastener Caution .
  2. Install the ECM retaining fasteners (2) and tighten to 3.0 N.m (27 lb in).
    3. Fig 2: Identifying ECM Electrical Harness Connectors
    GM931728Courtesy of GENERAL MOTORS CORP.
  3. Connect the electrical connectors (2) to the ECM (3).
  4. Install the right front wheelhouse filler panel. Refer to Front Wheelhouse Rear Liner Replacement .
  5. If a new ECM is being installed, program the ECM. Refer to Control Module References .
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