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Home >> Saturn >> 2005 >> Relay FWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - 3.5L - Introduction (2 Of 2) >> Repair Instructions >> Powertrain Control Module (PCM) Replacement >> Installation Procedure
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Installation Procedure

    Fig 1: Identifying Battery & Powertrain Control Module (PCM)
    GM1544730Courtesy of GENERAL MOTORS CORP.
  1. Install the PCM electrical connectors (4).
  2. Install the PCM (2) into the air cleaner assembly (3).
  3. Install the air cleaner assembly cover (1).
    4. NOTE: Refer to Fastener Notice in Cautions and Notices.
  4. Install the air cleaner assembly cover screws.

    Tighten:  Tighten the screws to 4 N.m (35 lb in).

  5. Install the left sheet metal diagonal brace. Refer to Brace Replacement - Sheet Metal Diagonal (Chevrolet) or Brace Replacement - Sheet Metal Diagonal (Pontiac) or Brace Replacement - Sheet Metal Diagonal (Buick) in Body Front End.
  6. Connect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure in Engine Electrical.
  7. If a new PCM is being installed, program the EEPROM. Refer to Control Module References in Computer/Integrating Systems.
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