What Can Cause a Catalytic Converter to Go Bad?

Illustration of a damaged catalytic converter showing signs of contamination, overheating, and physical damage.

Catalytic converters play a crucial role in reducing vehicle emissions, but several factors can lead to their premature failure. Understanding what can cause a catalytic converter to go bad is essential for maintaining your vehicle’s performance and avoiding costly repairs. Contaminated Fuel One of the leading causes of catalytic converter failure is contaminated fuel. If your fuel contains too much …

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