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Re: 1998 Peterbilt 320 Low Power
Posted to HD/Fleet Forum on 3/25/2018 3 Replies

Jon, what is the truck used for? Just a guess but 1497 is real close to 1500. With no codes it might be a PTO ramp up or limiter circuit that is "stuck". Try completely disconnecting the power,turn on headlights, wait 10 minutes, then jump the neg and pos cabl... Login to read more.

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