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Forum: 6 speed/8 speed RWD/FWD Transmission Tuning (incl T43, T76, T87)

6L80E, 6T40E, etc transmission tuning, incl T43 & T76 TCM. Not Allison.

  1. Sticky Thread Sticky: DIfferent T43 question, can't change OS?

    Started by 02CCSB, January 19th, 2016
    2 Pages
    1 2
    • Replies: 14
    • Views: 3,351
    December 11th, 2016 Go to last post
  2. Sticky Thread Sticky: Improving shifts via the ECM

    Started by GMPX, March 11th, 2012
    15 Pages
    1 2 3 ... 15
    • Replies: 147
    • Views: 44,317
    July 25th, 2016 Go to last post
  3. Sticky Thread Sticky: T43/E38 6L90 Shift points change

    Started by 55chevdelray, May 20th, 2013
    3 Pages
    1 2 3
    • Replies: 21
    • Views: 10,296
    October 8th, 2015 Go to last post
  4. Sticky Thread Sticky: 6L80 Reference Material

    Started by joecar, February 21st, 2014
    2 Pages
    1 2
    • Replies: 11
    • Views: 6,679
    February 18th, 2015 Go to last post
  1. Fuel cut on WOT shift

    Started by efilivesteven, April 15th, 2017
    • Replies: 3
    • Views: 191
    3 Weeks Ago Go to last post
  2. 6l80 Tap Shift

    Started by koryenger, 3 Weeks Ago
    • Replies: 3
    • Views: 95
    3 Weeks Ago Go to last post
  3. Unhappy 6th getting locked out at high speed!

    Started by trailermasher, April 18th, 2010
    4 Pages
    1 2 3 ... 4
    • Replies: 32
    • Views: 11,930
    4 Weeks Ago Go to last post
    • Replies: 6
    • Views: 315
    April 22nd, 2017 Go to last post
  4. 2017 T87 Silverado Calibration Support?

    Started by Doc, February 23rd, 2017
    • Replies: 3
    • Views: 489
    February 23rd, 2017 Go to last post
    • Replies: 1
    • Views: 293
    February 22nd, 2017 Go to last post
  5. Need Help with T43 6L90 OEM Shift

    Started by gaduser, February 15th, 2017
    • Replies: 6
    • Views: 421
    February 17th, 2017 Go to last post
  6. T43 corrupted file after editing (3-5 shift)

    Started by Eng.LSX, October 12th, 2016
    • Replies: 8
    • Views: 1,188
    February 6th, 2017 Go to last post
  7. 2017 8sp support

    Started by sn00py, January 19th, 2017
    • Replies: 1
    • Views: 507
    January 19th, 2017 Go to last post
  8. Need help tuning 6L50 - T43

    Started by Mach2, January 1st, 2017
    • Replies: 1
    • Views: 434
    January 1st, 2017 Go to last post
  9. Getting a good solid shift in sport mode 6L80e

    Started by jmsmotorsport, July 20th, 2016
    2 Pages
    1 2
    • Replies: 19
    • Views: 3,080
    December 10th, 2016 Go to last post
  10. Exclamation Engine Reduced Power Help!

    Started by TorqueMonster007, December 8th, 2016
    • Replies: 0
    • Views: 445
    December 8th, 2016 Go to last post
    • Replies: 0
    • Views: 336
    December 7th, 2016 Go to last post
  11. 2012 6L80e Backdate With Older T43 OK?

    Started by OEMOBDII, December 5th, 2016
    • Replies: 4
    • Views: 646
    December 5th, 2016 Go to last post
  12. Surging TCC Lockup - Table request

    Started by Tre-Cool, October 25th, 2015
    • Replies: 7
    • Views: 2,240
    November 27th, 2016 Go to last post
  13. When the DVT will be available for T87 ?!

    Started by wesam, February 21st, 2016
    • Replies: 6
    • Views: 1,858
    November 4th, 2016 Go to last post
  14. T43 Hardware

    Started by Team208Motorsports, March 14th, 2016
    • Replies: 3
    • Views: 1,516
    September 28th, 2016 Go to last post
    • Replies: 2
    • Views: 855
    September 21st, 2016 Go to last post
  15. T43 and T76 Parameter Enhancments

    Started by cindy@efilive, August 1st, 2016
    • Replies: 8
    • Views: 1,360
    August 22nd, 2016 Go to last post
  16. Problem with t87

    Started by 600+duramax, August 18th, 2016
    • Replies: 6
    • Views: 1,187
    August 22nd, 2016 Go to last post

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