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International Automotive Technicians Network
Re: E7 LOSES PRIME
Posted to HD/Fleet Forum on 2/11/2021

Is it actually losing prime or has no intake air heater or glow plug system operation? Cold air and cold cylinders will make excess fuel smoke when cold. Is there a block heater not working or not being used?

Is the crankcase oil level rising? This would mak... Login to read more.