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.
Description & Operation: Notes
The catalytic converter(s) is installed in the exhaust system in front of the muffler, so that all exhaust gas must pass through the converter(s). The converter is a stainless steel muffler-shaped device that reduces exhaust emissions.
The catalyst reduces hydrocarbons (HC) and carbon monoxide (CO) emissions. The material inside the converter is 1 of 2 types: a coated 1-piece honeycombed block (monolithic type), or small beads of catalyst-coated material.
Chrysler Corp. Shown, Ford is Similar
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.