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HOMESERVICE MANUALSPONTIAC2006G6 GTP, 2D COUPE, STANDARDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1250 (ENGINE EXHAUST SYSTEM)REPAIR INSTRUCTIONSEXHAUST HEAT SHIELD REPLACEMENTINSTALLATION PROCEDURE
2006 Pontiac G6 GTP, 2D Coupe, Standard

Installation Procedure

2006 Pontiac G6 GTP, 2D Coupe, StandardSECTION Installation Procedure
WARNING: This page is about a different car, the 2010 Chevrolet Malibu. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Identifying Heat Shield & Nuts
    GM1787889Courtesy of GENERAL MOTORS CORP.
  1. Position the heat shield to the underbody and the dash panel.
    2. CAUTION: Refer to Fastener Caution .
  2. Install the heat shield nuts and tighten to 10 N.m (89 lb in).
    3. Fig 2: Identifying Front Sub-Frame Mounting Bolts
    GM1580120Courtesy of GENERAL MOTORS CORP.
  3. Install the left frame reinforcement (3).
  4. Install the left frame bolts (4). Tighten the bolts to 100 N.m (74 lb ft) plus an additional 90 degrees using the J-45059:  meter.
  5. Raise the muffler pipe into position and install the first two muffler insulators onto the hangers.
  6. If equipped with a 3.5L or 3.6L engine, install the catalytic converters. Refer to Catalytic Converter Replacement - Left Side (LZ4)  or Catalytic Converter Replacement - Left Side (LY7)  and Catalytic Converter Replacement - Right Side (LZ4)  or Catalytic Converter Replacement - Right Side (LY7) .
  7. If equipped with a 2.4L engine, install the exhaust manifold pipe. Refer to Catalytic Converter Replacement (LAT or LE5)  or Catalytic Converter Replacement (LE5 or LE9 With MH8) .
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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.