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Type: Posts; User: Michael S.

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  1. KR during Shift Transition / Tune Review - P59 06 Silverado SS Turbo 4L80E 4.11

    The down as dirty of this request is based on two factors:
    1) I am getting 1-7 degrees of + KR during 3->4 shift points or let off of 3rd. The most common RPM is 4500. The only physical aspect...
  2. This is now my VIN... VCM OS is an updated...

    This is now my VIN... VCM OS is an updated version of the one listed here.
    I need to flash the 12606807 OS over the 12613246 OS that is on the VCM now. Can I complete this with a slow write?
  3. I believe the P59s had Flex Fuel capability. Is...

    I believe the P59s had Flex Fuel capability.
    Is there a list of compatible OSes for the PCM hardware numbers? Could I do a full write of another OS (not the base for my ECM) as long as the hardware...
  4. 2006 SSS 4L60E -> 4L80E Swap + FlexFuel + 3Bar

    Hi all... situation is that I have a ECM:
    HDW NO. 12589162
    SERV.NO. 12689463
    YFYA
    Original OS is 12613246 with 2 Bar upgrade (12613246 -> 1250068).
    LQ9 6.0 on T4 Single 11psi boost and 4L60E.
    ...
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