Bad Catalytic Converter or O2 Sensor: How to Diagnose
When the check engine light comes on in your vehicle, it can signal a wide range of issues. Two of the most common culprits are a bad catalytic converter or a malfunctioning O2 (oxygen) sensor. Both of these components are essential to your vehicle’s exhaust and emissions systems, and when either one fails, it can cause similar symptoms. But how …
