catalytic converter on 2002 Mercedes-Benz C240

How do you know if you have a bad catalytic converter?

2 answers
You will have a check engine light on, and possibly some driveability issues like lack of power, poor fuel mileage etc. Here is an important article about this issue,
My cat just went out on my truck- complete loss of power- could be mistaken for a tranny problem but the cat will "bog" your engine down.