Exhaust System Keeps Breaking
New Engine Mount (appearance will vary) Exhaust System Fatigue - Due to the heat the exhaust system is subjected to the metal used will sometimes experience fatigue. This fatigue will cause a repaired or welded exhaust system to fail again in a short amount of time. If this condition is present in your exhaust system it will need to be replaced. Fatigue can also exist in the mounting studs that are located in the cylinder head. These studs hold the exhaust manifold to the cylinder head. If fatigue is present the stud can break and will need to be replaced. This condition exists more in heavy use applications like trucks or vehicles towing trailers.
Plugged Catalytic Converter from Broken Catalyst Material Exhaust Hanger Failure - An exhaust hanger is designed to support the exhaust system as it hangs below the car. If these hangers are missing or broken it will cause the exhaust system to break due to the added stress put on the system. Inspect the exhaust hanger supports and replace them as needed.
Exhaust System Supported by Hangers Non-Stainless Steel Exhaust Systems - Not all exhaust systems are made of stainless steel, some are made of regular mild steel, which is susceptible to rust. This rusting will erode your exhaust system from the inside, so it isn’t readily noticed on inspections, and can’t be repaired due to the lack of integrity in the metal. If this is the case with your car, your exhaust system will need to be replaced. If further assistance is needed, our certified car repair technicians are ready to answer your car questions. Related Car Repair Information