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Re: 2003 DT466 won't hold under load
Posted to HD/Fleet Forum on 6/18/2013

i HAVE THE in cab controls, clutch pedal and brake pedal disabled. Eng only has about 89,000 miles on it and I know that for a fact. Hours at 3,806 are equally low. Not getting any codes except a very intermittant DTC of 221. SID 244, FMI 02. Not there very of... Login to read more.