Is it ok/safe to drive my car with an exhaust leak or issue?

Your car’s exhaust system is comprised of a catalytic converter, two oxygen sensors, one or two mufflers, and a tail pipe. What all does it do? It helps route harmful fumes away from the engine and passenger cabin, it converts carbon monoxide into carbon dioxide, and it reduces engine noise. Some common signs of exhaust issues are:

 

  • Check engine light: Many times a check engine light can mean that there is an issue with a restricted catalytic converter, or “cat.”
  • Decreased fuel efficiency: Although decreased fuel efficiency can mean a great many things such as incorrect tire pressure, bad fuel injectors or worn out spark plugs, an exhaust leak is also a reason for this phenomenon. If you notice your MPGs have dropped then you may be in need of an exhaust system repair.
  • Decreased power and acceleration: Eventually a restricted exhaust system will begin to affect your engine performance. [...]
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