Can Bad Catalytic Converter Cause Overheating? | Heat Trouble Signals
Yes, a clogged exhaust converter can trap heat, add strain under load, and push coolant temps past normal. When a car runs hot, most people stare at the radiator, thermostat, and fans. That’s a solid start. Yet one cause can sit farther downstream: the catalytic converter. When its core breaks down or gets packed with
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