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Home >> Cadillac >> 2004 >> SRX 4.6 A, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - 4.6L (LH2) - Introduction >> Repair Instructions >> Engine Control Module (ECM) Replacement >> Installation Procedure
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Installation Procedure

    Fig 1: View Of ECM
    GM1269407Courtesy of GENERAL MOTORS CORP.
  1. Install the ECM to the vehicle.
    2. NOTE: Refer to Fastener Notice in Cautions and Notices.
  2. Install the ECM mounting nuts (2).

    Tighten:  Tighten the nuts to 8 N.m (71 lb in).

  3. Connect the ECM electrical connectors (1).
    4. Fig 2: View Of Front Air Deflector And Push Pin retainers
    GM699902Courtesy of GENERAL MOTORS CORP.
  4. Install the front air deflector. Refer to Air Deflector Replacement - Front in Body Front End.
  5. Lower the vehicle.
  6. Connect the battery negative cable. Refer to Battery Negative Cable Disconnect/Connect Procedure in Engine Electrical.
  7. Program the ECM. Refer to Service Programming System (SPS) in Programming.
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