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International Automotive Technicians Network
Re: Intermittant misfire
Posted to HD/Fleet Forum on 11/25/2020

Typically the lift pump is failing and starving the injector pump when this happen. It also is a good idea to pull the tank pick up out and clean it. Diesel is a dirty fuel and produces its own algae. The intermittent issue tells me a possible problem in the t... Login to read more.