Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

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HOMESERVICE MANUALSCHEVROLET2006CHEVY EXPRESS G2500, VAN CARGO, 6.6 2REPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 1623 (ENGINE EXHAUST SYSTEM)REPAIR INSTRUCTIONSFLOOR PANEL HEAT SHIELD REPLACEMENTREMOVAL PROCEDURE

2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2

Removal Procedure

2006 Chevrolet Chevy Express G2500, Van Cargo, 6.6 2SECTION Removal Procedure

WARNING: This page is about a different car, the 2009 GMC Sierra, 2009 GMC Cab & Chassis Sierra, 2009 Chevrolet Silverado, and 2009 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Locating Front & Rear Floor Panel Exhaust Heat Shield & Nuts

Courtesy of GENERAL MOTORS CORP.

Remove the catalytic converter. Refer to Catalytic Converter Replacement (With LU3) or Catalytic Converter Replacement (With V8 Engine) or Catalytic Converter Replacement (With LMM) .
If vehicle has a regular cab, remove the exhaust heat shield nuts.
Remove the exhaust front heat shield (1) and/or the rear exhaust heat shield (2) from the studs.

Fig 2: View Of Front & Rear Floor Panel Exhaust Heat Shield & Nuts

Courtesy of GENERAL MOTORS CORP.

If vehicle has extended cab, remove the exhaust heat shield nuts.
Remove the exhaust front heat shield (1) and/or the rear exhaust heat shield (2) from the studs.

Fig 3: Identifying Front & Rear Floor Panel Exhaust Heat Shield & Nuts

Courtesy of GENERAL MOTORS CORP.

If vehicle has a crew cab, remove the exhaust heat shield nuts.
Remove the exhaust front heat shield (1) and/or the rear exhaust heat shield (2) from the studs.

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.