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Re: F150 3.5L Catalyst Failures
Posted to Technical Discussion Forum on 1/9/2024 4 Replies

My experience would lead me to think that the code is 2trip set and the start up is the 2nd ignition cycle for the code so it sets. The converter is close to being capable of the satisfying the ECM,so the light gets turned off during actual cruise driving. The... Login to read more.

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