i have been playing with hpt for a few years but never have been able to really get a graSP on tuning i can get something running idleing and driving mainly by luck im sure but when it comes to histgrams and all the lingo my adhd kicks in and i cant take in any of the info and retain it lol i have a 05 2500hd with long tubes and a truck noris cam nsr everything else is stock i cant get the fueling right to save my life and feels like its rough idleing and idles high in gear will push the truck 10-15 mph but in park idle shoots way down this is my firsrt time posting on here so i hope im doing this right gay rots drives ok idle hangs high while rolling12-9.hptgarrets truck short drive 12-9.hpl