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HOMESERVICE MANUALSCHEVROLET2008CHEVY EXPRESS G2500, VAN CARGO, 6.6 6REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 458 (ENGINE EXHAUST SYSTEM)REPAIR INSTRUCTIONSFLOOR PANEL HEAT SHIELD REPLACEMENTREMOVAL PROCEDURE
2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6

Removal Procedure

2008 Chevrolet Chevy Express G2500, Van Cargo, 6.6 6SECTION Removal Procedure
WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the exhaust manifold pipe, if necessary. Refer to Exhaust Manifold Pipe Replacement (6.0L, 6.6L, and 8.1L Engines) .
  2. Remove the catalytic converter, if necessary. Refer to Catalytic Converter Replacement (4.3L, 4.8L, and 5.3L Engines)  or Catalytic Converter Replacement (6.0L and 8.1L Engines)  or Catalytic Converter Replacement (6.6L Engine) .
  3. Remove the exhaust front heat shield nuts.
    Fig 1: Exhaust Front Heat Shield
    GM707400Courtesy of GENERAL MOTORS CORP.
  4. Remove the exhaust front heat shield from the studs.
    5. Fig 2: Exhaust Heat Shield (Regular Cab Pick-Up Truck)
    GM707403Courtesy of GENERAL MOTORS CORP.
  5. If vehicle is a regular cab pick-up truck, remove the exhaust heat shield nuts.
  6. Remove the exhaust front heat shield (1) and/or the exhaust heat shield (2) from the studs.
    7. Fig 3: Exhaust Heat Shield (Extended Cab Pick-Up Truck)
    GM707409Courtesy of GENERAL MOTORS CORP.
  7. If vehicle is a extended cab pick-up truck, remove the exhaust heat shield nuts.
  8. Remove the exhaust heat shield (1, 2) from the studs.
    9. Fig 4: Exhaust Heat Shield (Crew Cab Pick-Up Truck)
    GM707411Courtesy of GENERAL MOTORS CORP.
  9. If vehicle is a crew cab pick-up truck, remove the exhaust heat shield nuts.
  10. Remove the exhaust heat shields from the studs.
RENDER: 1.0x

NO RELATED

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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.