Exhaust leaks will reduce fuel-economy and cause engine problems, so that's why it's important to recognize when it's leaking.
Here are some simple signs that you may have a problem with your exhaust system:
Smell Of Gas Inside The Car
Don't let the smell of gas inside the cabin go uninspected because it can be a potential threat to your health and vehicle function.Check Engine Light Illuminated On Dash
You should always hook up an OBD scanner if the check engine light illuminates on the dash. It could mean there is a hole in your exhaust headers, exhaust downpipe or other problems like engine misfire or a clogged catalytic converter.Some Exhaust Leaks Aren't Serious, But They Are Always Problematic
Sure, if you bust a hole in your tailpipe, then the exhaust will just sound loud. But if your turbo bolts are coming loose with acceleration failure, that will be more of a problem.