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Home >> Chevrolet >> 2005 >> Equinox LT, AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - 3.4L - Introduction >> Repair Instructions >> Powertrain Control Module (PCM) Replacement >> Installation Procedure
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Installation Procedure

    Fig 1: View Of PCM, Connectors & Wire Harness
    GM1371148Courtesy of GENERAL MOTORS CORP.
  1. Install the PCM (3) to the vehicle.
  2. Install the PCM connectors (2) to the PCM (3).
  3. Connect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure in Engine Electrical.
  4. Connect the PCM wire harness (4) to the battery box cover.
    5. Fig 2: Removing/Installing PCM & PCM Bracket
    GM1371147Courtesy of GENERAL MOTORS CORP.
  5. Install the PCM bracket (2) to the PCM (1).
    6. Fig 3: View Of PCM & PCM Bracket Assembly
    GM1371146Courtesy of GENERAL MOTORS CORP.
  6. Install the PCM bracket (1) to the battery box cover.
  7. Reprogram the PCM. Refer to Control Module References in Computer/Integrating Systems.
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