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Thread: New E92 / T87 VIN overwrite?

  1. #1
    Tuner in Training
    Join Date
    Aug 2019
    Posts
    15

    New E92 / T87 VIN overwrite?

    If I purchase an E92 ECM with a 2015 Corvette Stingray calibration loaded on it, can I use HPT to overwrite the VIN with my 2014 Corvette's VIN? We removed the 6L80 and swapped in an 8L90. We have a new T87 TCM installed with a 2015 Corvette calibration, but need to change the VIN# on the T87 as well. So I guess two questions:

    1) Can I overwrite the new E92 ECM VIN# w/ HPT to match my vehicle's VIN and will that cause VATS issues, etc
    2) Can I overwrite the new T87 TCM VIN# w/ HPT?

  2. #2
    Senior Tuner
    Join Date
    Nov 2006
    Posts
    2,751
    You would need GM reprogramming software to try this. HPTuners can not do that.
    Tuner at PCMofnc.com
    Email tuning!!!, Mail order, Dyno tuning, Performance Parts, Electric Fan Kits, 4l80e swap harnesses, 6l80 -> 4l80e conversion harnesses, Installs

  3. #3
    Quote Originally Posted by dwhst9 View Post
    If I purchase an E92 ECM with a 2015 Corvette Stingray calibration loaded on it, can I use HPT to overwrite the VIN with my 2014 Corvette's VIN? We removed the 6L80 and swapped in an 8L90. We have a new T87 TCM installed with a 2015 Corvette calibration, but need to change the VIN# on the T87 as well. So I guess two questions:

    1) Can I overwrite the new E92 ECM VIN# w/ HPT to match my vehicle's VIN and will that cause VATS issues, etc
    2) Can I overwrite the new T87 TCM VIN# w/ HPT?
    I can program both with a new VIN#