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Re: 2001 f550 7.3psd po221
Posted to HD/Fleet Forum on 6/17/2011

you could have a pedal issue. there is also some harness issues one is the overdrive cancel switch at the base of the shifter it rubs on column it shares the same vref that apps uses. another one is out underhood area look real close at the wiring around the l... Login to read more.