We may receive a commission on purchases made from links. The catalytic converter is a non-serviceable part that can last well beyond 100,000 miles; or, in some cases, the entire life of the vehicle, ...

Problems with your vehicle’s catalytic converter might first become apparent through poor acceleration, a rotten-egg smell from the exhaust, or the check-engine light coming on. As things get worse, ...

The catalytic converter is part of your car’s emissions systems, and it plays a crucial role. It’s located upstream of the muffler, close to the engine, and it changes environmentally damaging ...

Even though most gas-powered vehicles are equipped with catalytic converters, many vehicle owners don’t give the CAT a second thought until something goes wrong. Fortunately, taking care of this ...

The polarizing Richard Nixon proposed the establishment of the Environmental Protection Agency in 1970, with said agency imposing strict emission regulations for gasoline-powered vehicles beginning ...

I have a 2012 Ford Fiesta five-speed. The check engine light is on, and the computers at AutoZone and Big O say it’s the catalytic converter and oxygen sensors. This will cost me about $850 to fix.

We earn commissions from purchases you make using links in our articles. Learn more. Problems with catalytic converters are one of the most common causes of check engine lights, but they’re extremely ...

Five FAQs about this critical exhaust component, turning off check engine lights and passing emissions tests HOLLY, Mich., Sept. 10, 2025 (GLOBE NEWSWIRE) -- Under the Clean Air Act, catalytic ...