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HOMESERVICE MANUALSPONTIAC2006G6 GTP, 2D COUPE, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 403 (ENGINE CONTROLS - 3.5L - INTRODUCTION (2 OF 2))REPAIR INSTRUCTIONSPOWERTRAIN CONTROL MODULE (PCM) REPLACEMENTREMOVAL PROCEDURE
2006 Pontiac G6 GTP, 2D Coupe, Standard

Removal Procedure

2006 Pontiac G6 GTP, 2D Coupe, StandardSECTION Removal Procedure
WARNING: This page is about a different car, the 2006 Pontiac Montana SV6, 2006 Chevrolet Uplander, and 2006 Buick Terraza. However, it is still accessible from the selected car via links, so may be relevant.
    IMPORTANT: It is necessary to record the remaining engine oil life. If the replacement module is not programed with the remaining engine oil life, the engine oil life will default to 100 percent. If the replacement module is not programmed with the remaining engine oil life, the engine oil will need to be changed at 5 000 km (3,000 mi) from the last engine oil change.
  1. Using a scan tool, retrieve the percentage of remaining engine oil. Record the remaining engine oil life.
    2. Fig 1: Identifying Battery & Powertrain Control Module (PCM)
    GM1544730Courtesy of GENERAL MOTORS CORP.
  2. Disconnect the negative battery cable. Refer to BATTERY NEGATIVE CABLE DISCONNECT/CONNECT PROCEDURE in Engine Electrical.
  3. Remove the left sheet metal diagonal brace. Refer to Brace Replacement - Sheet Metal Diagonal (Chevrolet) , Brace Replacement - Sheet Metal Diagonal (Pontiac) or Brace Replacement - Sheet Metal Diagonal (Buick) in Body Front End.
  4. Remove the air cleaner assembly cover (1) and lift the PCM (2) from the air cleaner assembly (3).
  5. Disconnect the harness connectors (4) from the PCM.
  6. Remove the PCM from the engine compartment.
RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.