Sometimes the heat shields around the outside of the converter break loose or rust out and causes a rattle noise.
Check engine light, rattle noise, low power, change in fuel economy,
It shouldn't make a noise unless the holding bracket is busd. If the catalylist inside is broken, it will rattle.
a low whistling noise every time you release the gas pedal usually coincides with a dieing catalytic converter Rattle, check engine light, stalling problems, low power, strange exhaust odor,
Check exhaust system (hangers) Check heat shield on catalytic converter
most of the time you will smell a rotten egg smell if its bad, or if you hear a rattling noise coming from your exhaust
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.
Previas have a history of a whining noise coming from the catalytic converter. There is a bracket inside the converter that when loose or has came apart creates the whining noise during acceleration. It especially is very pronouced during high speeds in the freeway. You might be in for an expensive cat converter replacement.
NO, unless it it worn out or making noise
i had one go bad an it started out with a slight rattle when the engine was running at idle. You cannot notice the noise at speed . Took the truck to a muffler shop and had it inspected and replaced. you could shake the cat and hear the baffle rattle inside
No, a cherry bomb is a type of muffler that reduces exhaust noise, while the catalytic converter's purpose is to reduce harmful emissions
Heat shield on catalytic converter? Octane rating of fuel not high enough Timing too far advanced Catalytic converter itself