Re: Speedo jumps around
^That is exactly what I was referring to. The PSOM is the Programmable Speedometer Module. That little bugger can cause all sorts of issues from speedo jumping around to putting the trans into limp mode(full line pressure at all times).
97 F-350 XLT CC DRW 4X4 PSD, 285/75-16 Custom bumpers, Gauges-boost/egt/trans, Swamps IDM, 3.5"dp- 4" exh., 3" Body lift, ES bushings/mounts, Built trans, billet conv, B&M pan, Hayden cooler, Adrenaline, stage 2's, IC, H2E, E-fuel
ARP's, 910's, Smith Bros. to come