i think i got a vacum leak on 2001 Ford Excursion

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

Asked by for the 2001 Ford Excursion
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.