Catalytic converters may go bad and plug exhaust on Ford F-250

Catalytic converters can go bad and potentially plug the exhaust, hurting engine efficiency and performance.

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Average mileage: 207,000 (207,000–207,000)
Exhaust & Emissions affected: 7.5L V8
7 model years affected: 1991, 1992, 1993, 1994, more1995, 1996, 1997
8 people reported this problem
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