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International Automotive Technicians Network
Re: 2004 C7 miss under load
Posted to HD/Fleet Forum on 2/6/2018

Hi Jim, I've seen a couple things cause a miss in those. Have you looked at the overhead could be a valve a little tight or excess lash. Both could be a issue at almost 200K have seen some with flat cam. Also a weak HPOP can cause a engine miss on a HEUI. It w... Login to read more.