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Thread: 2011+ TCM Full flashing

  1. #41
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    Quote Originally Posted by Biodiesel66 View Post
    Any chance you can Post the TCM Tune. A50-OS-24259875- Calibration TRANS-24259876 as?

    The earlier tune posted has Trans: Calibration Part # 24259877. I can't use that one.
    Here you go, I have a bunch of them. Read them out whenever I get a A50 in the shop.

    A50-OS-24259875-TRANS-24259876.ctz

  2. #42
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    Quote Originally Posted by durahax View Post
    Here you go, I have a bunch of them. Read them out whenever I get a A50 in the shop.

    A50-OS-24259875-TRANS-24259876.ctz
    Thanks.
    2011 LML 3500HD CC D/A 4x4
    2006 LBZ 3500 CC D/A 4x4 Sold
    2001 LB7 2500HD D/A 4x4 Sold

  3. #43
    Lifetime Member GMPX's Avatar
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    Quote Originally Posted by durahax View Post
    Not sure how that question is negative, sorry if you feel that way. I'm being completely serious, what will full flashing do compared what it currently does now?
    Sorry, I think I misinterpreted your message, the wonders of the written word vs spoken word.
    I'll try Full Flashing your tune tomorrow (it is a holiday here today).
    I no longer monitor the forum, please either post your question or create a support ticket.

  4. #44
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    I swapped OS's twice on a 2010 A50, took it out of my 2010 full flashed it with a 2011 OS stuck it in the 2011 with no issue's pulled it back out and flashed it back to the 2010 OS and put it back into that truck with no issue's, when the new TCM showed up for the 2011 I full flashed the correct OS for it with no issue's either. All trans flashing was done in the V8 software though.
    04 LB7
    2010 LMM
    2015 LML

  5. #45
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    Quote Originally Posted by rcr1978 View Post
    when the new TCM showed up for the 2011 I full flashed the correct OS for it with no issue's either. All trans flashing was done in the V8 software though.
    Thanks for the feedback.
    I am pretty sure V7.5 never had the option to read or flash the A50, so it would have been V8.
    I no longer monitor the forum, please either post your question or create a support ticket.

  6. #46
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    Thanks for confirming this. If you say V8 works fine I'll attempt it tomorrow, I'll do it on the bench too. At least I'll have trace files this time. When I had them issues I used no computer, just the Flashscan V2. Maybe the problem lies in the scripting/configs for tool only flashing. I was confused after finding this thread because others mentioned needing to go to a dealer to full flash. I went through again and didn't notice the A40 got thrown in the mix. I skimmed really quick first time and the thread is titled "2011+ TCM Full flashing".

  7. #47

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    Sorry for the confusion- we should have started a new thread I guess. Some of us want the ability to do a full read on TCMs with EFILive so that we will have those specific full files to full flash into NOS TCMs (new blanks) or used TCMs that need a full reprogram. This will allow us to do what we currently have to get a GM dealer to do, or at least someone with the dealer level programming stuff (TIS). As of right now full file reading cannot be done on any TCM with EFILive because there is no "full read" button to click on in V8. Once that ability is given us a full read can be done on any TCM that has a full read script written for it.

  8. #48
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    Quote Originally Posted by Trans Tuner View Post
    As of right now full file reading cannot be done on any TCM with EFILive because there is no "full read" button to click on in V8.
    That is not quite right.
    A40 = Only the calibrations area is read due to Allison speed restrictions.
    A50 = Entire Flash memory is read as EFILive can use its own read and flash bootloaders.
    I no longer monitor the forum, please either post your question or create a support ticket.

  9. #49

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    I guess I was the one confused the most- glad you set me straight.

  10. #50
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    I just flashed the new A50 controller and everything went fine.

    Using March 3,2015 release.

    My only issue is. I can't for the life of me add the new Vin #. I see you can change it for the Tune file, but that doesn't load to the TCM. V2 pass through using the EFILive Tune/ PCM Security doesn't work and change Vin # in EFIlive Scan and Tune doesn't work either to update the TCM.

    Any suggestions??
    2011 LML 3500HD CC D/A 4x4
    2006 LBZ 3500 CC D/A 4x4 Sold
    2001 LB7 2500HD D/A 4x4 Sold

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