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99 f350 rough idle lack of power

1K views 5 replies 2 participants last post by  99strokeit 
#1 ·
i installed the power pup set it to the highest setting of 120 and it didnt do a damn thing no smoke no power nothing took it out and it runs the same rough idle lack of power i was told i am having a fuel problem 65 psi on rails bully dog says fuel filter but i changed it then i was told i have one in the tank can anyone help thanks
 
#3 ·
its a auto trans and i have no codes i hooked it up to the snap-on modis and did every test and still nothing
 
#6 ·
yes it had a weird idle before im gonna try to drop the tank and see if the strainer is clogged who knows i only had this truck a month now and hoping to figure all the bugs out
 
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