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2001 Ford Excursion Question: i think i got a vacum leak

 

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2001 excursion, 5.4L V8, Corpus Christi, TX, February 19, 2012, 19:08
 Rookie

i replaced pvc valve beacuse truck was hesitating a little took away 90% of problem hit on the free way into over drive starts a little sputtering kind of like jerking i was perfect on drive & while im driving

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  • Answer #1

    February 11, 2013, 22:20
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     Master

    Sounds like a classic type a misfire from the ignition coil/s. I've replaced thousands of these coils over the years.You'll need to get it scanned to find out which cylinder is causing the problem.

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