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  1. D

    I have seen the impossible!

    the 01 lb7 ran with the lly ficm and ecm but the rail pressure is stupid high. Which i thought the ficm would cause by not letting enough fuel through and causing high pressure. Can i run the lb7 computer on a 04.5 truck somehow? all i want to do is fix and sell it right away.
  2. D

    I have seen the impossible!

    Okay i have the opposite of everyone. lol. I bought a 04.5 lly truck that somebody put a 01 lb7 in. when i got it ran rough, 4 blown injectors and a bad wiring harness. just put a new set of injectors and it still ran rough. fuel pressure is through the roof at idle its about 20000+... it was...
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