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The converter is clogged or the engine is running way to rich or has a misfire.

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13y ago

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Do you have to replace the muffler if you replace the catalytic converter?

NO, unless it it worn out or making noise


Is it common for a catalytic converter to make a clicking sound?

Sometimes the heat shields around the outside of the converter break loose or rust out and causes a rattle noise.


1995 34 camaro is making a rattling noise under car?

Inspect the catalytic converter heat shield.


Why would a car be making a rattling noise?

Check to heat-shield at the catalytic converter because something is loose


Plymouth Voyager van making rattling noise from engine on passengers side what could it be?

Perhaps heat shield on catalytic converter?


What if you drive without a catalytic converter?

If you drive your car without a catalytic converter, you can be pulled over and given a ticket. You cannot drive your car with a lot of noise, it's considered a violation of the noise ordinance.


Does a cherry bomb replace the catalytic converter?

No, a cherry bomb is a type of muffler that reduces exhaust noise, while the catalytic converter's purpose is to reduce harmful emissions


Why is your 1993 Altima Nissan making a clicking noise but does not start?

Why is your 1993 Altima Nissan making a clicking noise but does not start?


What is causing rattling noise inside automatic transmission?

Loose timing chain? Loose heat shield on catalytic converter?


What causes rattling noise when accelerating?

Heat shield on catalytic converter? Octane rating of fuel not high enough Timing too far advanced Catalytic converter itself


Is a catalytic converter used to lower engine noise?

No. It is used to lower engine emissions.


Would your catalytic converter on Renault clio make a noise like baffles are gone when the car engine is hot and not cold?

There should be no noises near your catalytic converter on your Renault Clio. If there is a noise there is most likely a part that is loose on the converter or near the converter. It may not necessarily be the converter. I would chech around the area also for other noises.