CARS.COM — Most exhaust problems can be diagnosed by paying attention to unfamiliar sounds or taking a look underneath the car. One of the most common exhaust problems is a rattling sound. When ...

If you don't immediately see cracks or gaps, smell anything unusual or unpleasant, or notice your exhaust has gotten louder, you can look for concentrations of soot along your exhaust pipes ...

Q. I am looking to replace the exhaust pipe and muffler on my 2005 four-door Chevy Cobalt. The exhaust pipe has a pretty big slash through it or perhaps rusted out. I was wondering how much I ...