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  1. C

    03 LB7 NO gears after rebuild

    local rebuilder with lots of allison experience.
  2. C

    03 LB7 NO gears after rebuild

    hey guys/gals. working on a 03 LB7 which was a rebuilt unit. installed into truck and have no forward or reverse. things i've checked - NO check engine lights shifter movement - good line pressure - 260psi in PRND has a boost valve...
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    06 Dmax, balance rates fuct

    another update, while monitoring cp3 data, pegged cp3 to 160mpa and max it gets to is 130-135 and takes a bit to get there. sits around 100-115mpa and fluctuates to 1350-135.. commanded regulator % at idle is around 38%. pull injector line to see if any metal filings and there is none on...
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    06 Dmax, balance rates fuct

    working on 06 duramax, truck came in running rough, diesel knock. check codes it has a p0301,p0671,p0677 and p0116. coolant temp sensor appears to be registering properly. check balance rates and this is what I've got. Cylinder 1 fluctuates around 1.5-2.4, cylinder's 2,3,4,5,7 all registering...
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    LMM help needed

    No blow by out of oil fill, truck now spitting out p0307 and p0308. disconnected injectors and did not make a difference in how truck runs... any guesses?
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    LMM help needed

    Working on a 07.5 dmax,tuned DPF deleted, etc. truck came in running very rough,diesel knocking, chugging at idle, spit out bunch of codes, one being P0336 and also p0107,p0047,p0098,p0301. got into diagnosing it, injector balance rates at excessively high, noticed engine RPM very erratic...