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International Automotive Technicians Network
Re: p1291
Posted to HD/Fleet Forum on 12/8/2020

Thanks to all , we feel that there was some sort of contamination, not visible to the naked eye, fuel sample looked great. Dropped and cleaned tank, replaced all 8 injectors and all is well. This cust had DEF in his fuel 18 months ago, never started the engine... Login to read more.