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Home >> Cadillac >> 2005 >> XLR >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Introduction >> Repair Instructions >> Engine Control Module (ECM) Replacement >> Installation Procedure

Installation Procedure

    Fig 1: View Of ECM
    GM931704Courtesy of GENERAL MOTORS CORP.
  1. Install the ECM (3) to the ECM bracket (4).
    2. NOTE: Refer to Fastener Notice in Cautions and Notices.
  2. Install the ECM retaining fasteners (2).

    Tighten:  Tighten the PCM retaining fasteners to 3.0 N.m (27 lb in).

    3. Fig 2: View Of 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 Wheelhouse Filler Replacement in Body Front End.
  5. If a new ECM is being installed, program the ECM. Refer to Control Module References in Computer/Integrating Systems.
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