Question:
There are several signs that your car's exhaust system may have issues. These include a decrease in fuel efficiency, a noticeable decrease in engine power, odd noises or rattling coming from the exhaust system, a strong smell of exhaust fumes in the cabin or from the car's tailpipe, and a check engine light turning on. Common issues with exhaust systems include leaks, rust, and damage to the muffler or catalytic converter.