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Re: 2006 F150 lean under load
Posted to Technical Discussion Forum on 1/18/2018 1 Reply

I have had multiple coil packs falling out causing the same (feels like cat converter stopped up feeling) I actually have had to replace 8 coils and plugs before on a 5.4L to get it back up to having power.. using IDS power balance and driving vehicle is quick... Login to read more.

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