Replace the catalytic converterReplace the catalytic converter
Depends on why it is noisy.
Replace the catalytic converter.Replace the catalytic converter.
You replace it.
Catalytic converter failure. Replace the catalytic converter.
Replace it
The only fix for a bad converter is to replace it. The price of the converter varies greatly form one model vehicle to another.
You do not fix a defective Catalytic Converter, you replace it. A replacement converter will cost from $250 to $400 depending on brand and quality. OEM will be around $300. Labor costs are not included.
No, if it is clogged the only fix is to replace it.
Replace
There is no way to fix a catalytic converter for a 1987 Mercury Cougar, since it is a sealed and unrepairable item. Once it goes bad, you must jack up the car, unbolt the old converter, then put a new one in its place and bolt it in.
From exhaust?? Have catalytic converter checked.