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Home >> Buick >> 2009 >> Allure CX >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System & Fuel System - 3.8L - Introduction >> Repair Instructions >> Powertrain Control Module Replacement >> Installation Procedure
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Installation Procedure

    CAUTION: Refer to Fastener Caution .
  1. Install the PCM to the PCM electrical connectors (4).

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

  2. Install the PCM and the wiring harness to the air cleaner housing assembly (3).
  3. Fig 1: View Of Air Cleaner Housing, Bolts, PCM & Harness
    GM444496Courtesy of GENERAL MOTORS CORP.
  4. Install the air cleaner housing cover (1).
  5. Install the air cleaner housing cover screws (2).

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

  6. Install the air cleaner intake duct. Refer to Air Cleaner Inlet Duct Replacement .
  7. Install the left front inner fender brace. Refer to FRONT FENDER UPPER DIAGONAL BRACE REPLACEMENT .
  8. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection (L26) .
  9. The new PCM must be programmed. Refer to Control Module References .