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If its a rattling noise its because the tin cover around it has become loose at one point on the welds and is bouncing on it.
If its a louder roar, then the internals have initially failed and its just like another pipe in your exhaust stream.
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∙ 12y ago
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Why does a Ford focus make a loud noise when pressing on the gas pedal When you let up on the gas pedal the noise stops its makes you think the muffler but it is from the engine not the exhaust pipe?
Check your catalytic converter.
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.
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.
Will removing your catalytic converter from your CBR600RR make it sound better?
It s illegal to remove a catalytic converter.
Will removal of the catalytic converter on a Jeep make it more fuel-efficient?
It will use more fuel if you remove the catalytic converter.
What does yammered mean?
Loud and sustained or repetitive noise.
Can a catalytic converter make your car cut out?
Yes, it most certainly can if the converter is clogged.
Is a tornado loud?
yes, they make a loud roaring noise.
Can a clogged catalytic converter make your transmission not shift?
Yes
How can you make catalytic converters work when they are cold?
It's not up to you, when to "make the catalytic converter to work"!... The catalytic converter will provide the chemical reaction alone only @ 400 > degree, no options! See/Google "how it works" and that will help you understand how and why!
How do you make catalytic converter?
Unfortunately, you would need access to automobile industry equipment, in other words, a catalytic converter is made with stamped stainless steel.
What are the balloons called that make loud noise?
the balloons that make noise is called screamers
