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Type: Posts; User: GTPSS

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  1. Replies
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    8l90 help before i replace trans and convertor

    I'll try to keep this short and sweet.
    Replaced trans and installed a CD 3200 triple convertor.
    2016 Z06

    Fast learn complete
    Tun update performed
    Plenty of fluid, using the new blue label
    ...
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    874

    I noticed my signature isnt updated. This is for...

    I noticed my signature isnt updated.
    This is for a 2016 a8 Z06.
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    8l90 stall convertor setup questions

    Let me start of by saying im not a tuner.

    But i just got my Z back together and installed a Circle D 3200 convertor.

    I need to be able to drive it without hurting anything before going on the...
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    Still driving it around on the same base file. ...

    Still driving it around on the same base file.
    ANY change to TQ management and the trans shifts all crazy-like described in the first post. So its a TT car with FULL TQ management, kinda defeats...
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    Quick update. Rewrote the entire tune file...

    Quick update.

    Rewrote the entire tune file starting from scratch, starting at the bare minimum to allow the car to run. Then gradually changed settings.

    What we found was ANY change in TQ...
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    still no ideas? We have reset to a FULL...

    still no ideas?

    We have reset to a FULL factory TCM write.
    Replaced the trans-same issues
    As my builder stated-if the trans harness is unplugged, then plugged back in-it shifts fine until the...
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    Seems to be fairly common to have issues....but...

    Seems to be fairly common to have issues....but none like this???
  8. And I have the exact opposite combo, 07 trans in...

    And I have the exact opposite combo, 07 trans in a 2010.

    Swapping the VB didn't correct the problem.
    -Dealer reflash didn't help
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    My file should be attached.

    My file should be attached.
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    No DTC's in the TCM. Yes-100% GM tune in the TCM...

    No DTC's in the TCM.
    Yes-100% GM tune in the TCM right now.
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    I am running a 2010 TCM now (from the original...

    I am running a 2010 TCM now (from the original trans pulled from the car).

    The TCM in the trans was originally an 07. Mike asked me to change the TCMs, which we did Saturday 8-1-15.
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    It did the same thing with a tune. Just did a TCM...

    It did the same thing with a tune. Just did a TCM factory reset yesterday.
    Even a stock tune should be able to shift and run through gears I'd think.
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    frustrating 6L80 issues-HELP!!

    Here is the run down of what we?ve done and the symptoms
    Car details:
    2010 TT A6 Grand Sport
    Fully built-new motor, Century trans, fuel system, twins
    Details of issues:
    Upshift in SPORT mode
    no...
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