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  1. Rockyhd2

    VIN Locked, Need Unlocked?

    Didnt wait til morning left message on there machine, not to flash my truck, if they think thats the only way to ruin my PCM then forget it and will pick truck up in morning! Thanks Kory for your valuable time and input. Ron Larson Goibg Gated !!!:coolspot:
  2. Rockyhd2

    VIN Locked, Need Unlocked?

    Thanks Kory ! Will tell them that again in morning if that dont get them movibg, going to pick up truck, and find a good shop that knows wtf they are doing!! Many thanks dont want them to flash it and keep my tune, can I get a replacement programmer for efi ???:woott: !
  3. Rockyhd2

    VIN Locked, Need Unlocked?

    Hey brother, I hate to say It but we have never actually locked a 01-05 Duramax since we have been in business. I'm more than happy to help, however, unlocking is not going to help as we never lock the ecu on 01-05 dmaxes. I have a few suggestions for the shop to try, but ultimately it is very...
  4. Rockyhd2

    VIN Locked, Need Unlocked?

    Kory Wilson EFI Live Ok, talked with Kory Wilson, and he tells me, they have never locked an 01-05 Duramax since they have been in business? Tells me there is a problem else where?? Waiting for Kory to contact shop and get info from Mechanic as too what is goibg on...Great guy and...
  5. Rockyhd2

    VIN Locked, Need Unlocked?

    Thanks Thanks Teabagger, probably have to do that..trying to do some diagnostics on it , having error reading on oil pressure and think it is a sensor or instrument cluster??? Just thought there might be a way past EFI Live VIN Lock.?
  6. Rockyhd2

    VIN Locked, Need Unlocked?

    System is EFI Live , Got back to prev. Owner he said it was with truck ( Tuner ) when he traded it in, dont know anything else, VIN Locked?:confused:
  7. Rockyhd2

    Question: Newbie Confirmation-What is EFI Live?

    I bought a 2003 HD Silverdao with 5 inch MBRP exaust with tranny built for 50 hp? But what I have been told, nobody knows where the tuner went and cant get passed vin lock , having it worked on and shop says they cant get into system it is vin locked, what can I do to bypass this or flash...
  8. Rockyhd2

    VIN Locked, Need Unlocked?

    How can I get past PCM VIN Lock, bout 2003 used and have problems with it, and now cant get past VIN Lock, Tried to find past owners with no luck to get programer for this vehicle VIN ( 1 ). Can anybody direct me into bypassing the Locked VIN in PCM???? Please and Thank You All for any...
  9. Rockyhd2

    Oil Pressure Problem?

    Rebuilt filter head, changed fuel filter , oil filter and new oil..now have about 40 ar idle and at2000 rpm, I have 60...But no change after driven 20 miles, drops down to 20 on oil pressure and wont start until it cools down for about half an hour and oil pressure back up, then repeat..low oil...
  10. Rockyhd2

    Oil Pressure Problem?

    Putting Shaffers Oil in it 15 40 synthetic, going to rebuild filter head and try that out, not much to them, a few O rings , spring check ball and your heater assembly..will keep you all posted ? Fingers crossed. Thanks again for your input ! :thumb:
  11. Rockyhd2

    Oil Pressure Problem?

    Bingo Maybe ? Got a flash light out, shined it on primer...pushed down and got to two times, fuel coming out of bleeder screw...got a wrench and didnt need one because was not even finger tight? And no ( O-Ring )..think maybe sucking air causing it to lose prime..fingers crossed..going to put...
  12. Rockyhd2

    Oil Pressure Problem?

    Thanks Mike ! Will take care of that today, sounds more like my problem, and not injectors..Thanks so much..and Anchors Away ;) ! Semper Fi on my end .!!!!,
  13. Rockyhd2

    Oil Pressure Problem?

    By the way Mike, thanks for your service to our Country, Marine here !:thumb:
  14. Rockyhd2

    Oil Pressure Problem?

    Replace fuel filter ?
  15. Rockyhd2

    Oil Pressure Problem?

    I do lose prime, pumped it about 5 times until couldnt push down anymore keeps losing prime, even loosened bleeder valve to see if straight fuel and was? Your on the right page with my problem...like if you ran out of fuel..and have to prime it. But after it sits for a while no problem.?
  16. Rockyhd2

    Oil Pressure Problem?

    Hello All ! Newbie here to Duramax and Forums, Just purchased a 2003 2500 Silverado Duramax..with 180,000 on it about a mth. ago, been running fine until two days ago, oil pressure gradually starting dropping, pulled over after seeing this shut truck off, checked oil, looked fine but...
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