my truck has lumpy cam and long tube headers. idles good in open loop but, once in closed loop it adds fuel like crazy. i can figure out how to idle in open loop but run in closed loop everywhere else. can some one look at my tune to see what im missing.
truck mods include- vortec super charger, comp cam 54-600-11, gm performance valve springs, 2.5" intercoller tubs, front mounted intercooler, long tube headers, no cats, 3" single exhaust, 4.10 gears, HD 4l60e, and many more