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The car runs smooth untill I reach 1500rpm the car starts buck but past 1600rpm and up it smooth

(1999 Ford Taurus)
in Issaquah, WA on February 28, 2016
Displaying 2 answers & 0 comments
Popular Answer
on February 28, 2016
Vulcan OHV V/6 ... Duratec DOHC V/6... OR.. SHO V/8 ??? .. IT makes a difference as there are different ignition systems and different possibilities!
on February 28, 2016
check ALL vacuum hoses for dry rot,cracks,splits,collapsed.check at the PCV valve for collapsed or cracked hose first.
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