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Home >> Pontiac >> 2005 >> Grand Prix Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - 3.8L - Introduction >> Repair Instructions >> Powertrain Control Module (PCM) Replacement >> Installation Procedure
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Installation Procedure

    Fig 1: Removing/Installing PCM
    GM1576577Courtesy of GENERAL MOTORS CORP.
  1. Install the PCM to the air cleaner lower housing.
    2. Fig 2: View Of PCM
    GM1576575Courtesy of GENERAL MOTORS CORP.
  2. Install the PCM electrical connectors.
  3. Install the air cleaner. Refer to Air Cleaner Assembly Replacement .
  4. Install the left front inner fender brace. Refer to Brace Replacement - Front Fender Upper Diagonal .
  5. Connect the negative battery cable. Refer to Battery Negative Cable Disconnect/Connect Procedure (RPOs L26/L32) or Battery Negative Cable Disconnect/Connect Procedure (RPO LS4) .
  6. The new PCM must be programmed. Refer to Control Module References .
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