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.
Removal Procedure
- Raise and support the vehicle. Lifting and Jacking the Vehicle (Base) .
- Support the exhaust muffler with a suitable jack.
- Floor Panel Number 4 Cross Bar Replacement - Remove
- Exhaust Rear Muffler Rear Hanger Replacement (LGX, LT1, LT4) - Remove
If equipped with performance exhaust, disconnect the exhaust control valve actuator electrical wiring harness connectors (1).
Using a suitable tool, cut the exhaust clamp at the location shown. (1)
Catalytic Converter Nut (1) - Remove [2x]
- Catalytic Converter Gasket (2) - Remove and DISCARD
Exhaust Pipe Clamp Nut (1) - Loosen
- Catalytic Converter Clamp (2) - Remove and DISCARD
- Exhaust Muffler (3) @ Catalytic Converter - Disconnect
- Clean the connection at the catalytic converters of any remaining gasket material.
Exhaust Muffler Isolator (1) - Disconnect [4x]
- With the aid of an assistant, lower the exhaust system from the vehicle. (2)
NO RELATED
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.