Category Archives: Ford

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Which Catalytic Converter is Bad on My Ford F-150

2004 Ford F-150 Lariat 4×4 exhaust pipe exiting resonator on driver side warm. exhaust pipe on passenger side exiting resonator hot which catalytic converter is bad? and can you clean out the carbon? ProTech: How much of a heat difference is there? There is a significant amount of difference. drove truck for about 30 min.…

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