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 MANUALSCHEVROLET2008CHEVY EXPRESS G3500, VAN PASSENGER EXTENDEDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 565 (ENGINE EXHAUST SYSTEM)
2008 Chevrolet Chevy Express G3500, Van Passenger Extended
Section 565 (Engine Exhaust System)
2008 Chevrolet Chevy Express G3500, Van Passenger ExtendedSECTION Section 565 (Engine Exhaust System)
WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2009 GMC Savana Special, 2009 GMC Savana Camper Special, 2009 GMC Savana, 2009 Chevrolet RV Cutaway, and 2009 Chevrolet Cutaway. However, it is still accessible from the selected car via links, so may be relevant.
- Specifications
- Diagnostic Information and Procedures
- Repair Instructions
- Exhaust Manifold Replacement - Left Side (4.3L)
- Exhaust Manifold Replacement - Left Side (4.8L/5.3L/6.0L)
- Exhaust Manifold Replacement - Left Side (6.6L)
- Exhaust Manifold Replacement - Right Side (4.3L)
- Exhaust Manifold Replacement - Right Side (4.8L/5.3L/6.0L)
- Exhaust Manifold Replacement - Right Side (6.6L)
- Turbocharger Exhaust Pipe Replacement (6.6L (LMM))
- Exhaust Pipe Replacement - Left Side (6.6L (LMM))
- Exhaust Pipe Replacement - Right Side (6.6L (LMM))
- Catalytic Converter Replacement (4.3L)
- Catalytic Converter Replacement (4.8L/5.3L)
- Catalytic Converter Replacement (6.0L - Left)
- Catalytic Converter Replacement (6.0L - Right)
- Catalytic Converter Replacement (6.6 - (LMM))
- Exhaust Particulate Filter Replacement (6.6L (LMM))
- Exhaust Muffler Replacement (4.3L/4.8L/5.3L/6.0L)
- Tail Pipe Replacement (6.6L - (LMM))
- Exhaust Heat Shield Replacement - Body Panel
- Exhaust Heat Shield Replacement - Frame
- Description and Operation
- Special Tools and Equipment
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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.