What will happen if I don't fix my catalytic converter?

Posted on 11/14/2018

A close up of the exhaust pipe of a car | J&H Automotive

If you're having an issue with the catalytic converter and the recommendation is replacement the best bet is to have it replaced. A bad catalytic converter can cause many issues to your car and your engine. One of them being a plugged exhaust that causes back pressure then engine damage.



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Heather

By jhautoinc December 12, 2025
They help prevent excess engine wear.
By jhautoinc December 9, 2025
This is why your car isn't warming up properly.
By jhautoinc December 3, 2025
It's an important component.
By jhautoinc November 28, 2025
This requires some testing...
By jhautoinc November 26, 2025
A bit of maintenance can save you.
By jhautoinc November 21, 2025
This is why an oil change is so important
By jhautoinc November 18, 2025
It's not always the seal that's the issue.
By jhautoinc November 14, 2025
A brake inspection can prevent this.
By jhautoinc November 12, 2025
It's more important than you think.
By jhautoinc November 8, 2025
Is it age or an issue?