Dodge Cummins Diesel Forum - View Single Post - Need some help with rough idle.
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post #6 of (permalink) Old 07-26-2013, 10:58 PM
Diesel Head
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I would say that pump is part of the problem. Those are not the best for the street. take the ecm to cummins and have it tested, if its fine then your ECM is crap. Hows your fuel pressure after the pump?

98.5 2500 QC LB,BHAF, Edge Juice Hot/Smarty,meth,DFI 7x.011, AD150, FMW62/68/14,ARP, Revmax Signature Series ,Metalcloak Arms, Thuren coils, 5100's
91 W250 FLATBED 6" lift , tuned pump, HX35 Revmax Converter
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