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    http://www.gearhead-efi.com/Fuel-Injection/showthr...

    http://www.gearhead-efi.com/Fuel-Injection/showthread.php?9442-88-GMC-1500-no-start
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    wasn't this exact issue just posted like a week...

    wasn't this exact issue just posted like a week ago?
  3. interested in the apu1, let me know.

    interested in the apu1, let me know.
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    if you haven't seen this, it will cover all tue...

    if you haven't seen this, it will cover all tue stuff you want to do: http://www.dynamicefi.com/EBL_P4_Flash.php

    have you tried contacting rbob about CCM comm? it says it may be implemented if...
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    some probably won't agree with me but i think...

    some probably won't agree with me but i think this is a BS myth. a stuck injector will cause this but even 10:1 isn't going to hurt anything aside from maybe fouling plugs. maybe if it was to the...
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    did you get the throttle shafts bushed when you...

    did you get the throttle shafts bushed when you rebuilt it? I have no seen a unit in the last 10 years that hasn't had play. Granted usually only the bad ones cause running issues. How do you know...
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    we need more information, when does it run rough?...

    we need more information, when does it run rough? cold? hot? on acceleration? after a highway run? all the time? I would suggest getting an adapter so you can check fuel pressure. i would suggest...
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    that's what I was thinking, maybe in field...

    that's what I was thinking, maybe in field service mode. i remember messing around with an old handheld obd1 scanner and when you put it in field service mode the rpms went up. this was 15 years ago...
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    i assume the red connector is the pickup coil...

    i assume the red connector is the pickup coil wires that plug into the 2 pins on the back of the ICM. I've had a moates OBD1 cable for close to a decade now and never had the issues you are having....
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    distributor can be tested in situ. im not a fan...

    distributor can be tested in situ. im not a fan of dielectric grease as a heat sink compound, I use the stuff they use for CPUs on personal computers.
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    i believe the CEL should come ON and then turn...

    i believe the CEL should come ON and then turn off after a few seconds but my memory is fuzzy and I don't have a TBI vehicle at this time to confirm. you can try reseating the PROM pins E & M are for...
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    check pickup coil in distributor. also, when you...

    check pickup coil in distributor. also, when you turn your key ON engine OFF does your fuel pump run for 2 seconds? at the same time does your check engine light blink on and then eventually off? Or...
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    do you have fuel pressure? do you have spark?...

    do you have fuel pressure? do you have spark? many are quick to blame EFI when they can't even troubleshoot an engine with a carburetor
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    tbi injectors do go bad. it took me a few used...

    tbi injectors do go bad. it took me a few used sets to find a good set back when i was younger and had no money. look at pattern with a timing light and watch the INT/BLM. have you verfied basics...
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    ok, i was thinking it fired all 8 injectors every...

    ok, i was thinking it fired all 8 injectors every 4th DRP.
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    dave, it sounds like you have done this...

    dave, it sounds like you have done this conversion before. i thought with the 7427 you could only batch fire on an 8 cylinder. But it sounds like you can do bank fire? or am i misunderstanding that...
  17. Thread: Engine stalling

    by tayto
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    would probably work but are the internals ethonol...

    would probably work but are the internals ethonol resistant is the question.
  18. Thread: Engine stalling

    by tayto
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    AutoMeter has fuel pressure transducer. I ran a...

    AutoMeter has fuel pressure transducer. I ran a 100 psi one with EBL many years ago. i have it for sale if you're interested.
  19. Thread: Engine stalling

    by tayto
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    if anything you would want to goto a '7427, it is...

    if anything you would want to goto a '7427, it is a TBI pcm with higher data log rate,e-trans, etc. I would personally go with EBL if you dont plan on running an e-trans.

    I would check your pickup...
  20. Thread: Engine stalling

    by tayto
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    run it at 14 psi. if the original injectors were...

    run it at 14 psi. if the original injectors were on the engine you are better off getting them reconditioned and flowed (for example: witchhunter). i had an '89 9C1 Caprice 13 years ago. someone had...
  21. did it come with a flow report? the only way to...

    did it come with a flow report? the only way to know would be to get them flow tested. there was a guy a few years back on TGO that was modifying tbi injectors for higher flow (above gm specs). i...
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    can you post more details & pics of your air...

    can you post more details & pics of your air intake? looks like you reused the factory fender cold air intake. (i like)
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    EBL will not control the E trans. 1996+ are...

    EBL will not control the E trans. 1996+ are considered the "better years" as far as the 4L60E is concerned.

    OP, please keep us updated with this swap. A lot of the TBI to TPI swaps that have been...
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    Do some googling on this. Not sure about trucks,...

    Do some googling on this. Not sure about trucks, but the 94-96 B-bodies this is covered quite well. The earlier 4L60Es will not work but I think you can use a 96/97 and just swap the 95 valve body....
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    you wont be able to tune out a mechanical...

    you wont be able to tune out a mechanical problem. if your bearing clearances dont require it I would put in a standard volume standard pressure pump. if not you can supposedly run gallery plugs that...
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