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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: 31,671
    auspeed
    December 11th, 2016 Go to last post

  2. Sticky Thread Sticky: 6L80 Reference Material

    Started by joecar, February 21st, 2014
    3 Pages •
    1 2 3
    10 Attachment(s)
    • Replies: 20
    • Views: 49,578
    joecar
    March 31st, 2021 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
    6 Attachment(s)
    • Replies: 28
    • Views: 61,918
    joecar
    September 16th, 2020 Go to last post

  4. Sticky Thread Sticky: Improving shifts via the ECM

    Started by GMPX, March 11th, 2012
    16 Pages •
    1 2 3 ... 16
    20 Attachment(s)
    • Replies: 153
    • Views: 199,714
    hsv084
    July 1st, 2022 Go to last post

  1. 6l90e

    Started by 69camaro5speed, December 24th, 2007
    • Replies: 0
    • Views: 4,354
    69camaro5speed
    December 24th, 2007 Go to last post

  2. Exclamation Holden / Pontiac TCM Checksum errors

    Started by GMPX, April 21st, 2008
    • Replies: 0
    • Views: 7,446
    GMPX
    April 21st, 2008 Go to last post

  3. Wierd flash problem

    Started by Tre-Cool, December 15th, 2008
    • Replies: 0
    • Views: 2,922
    Tre-Cool
    December 15th, 2008 Go to last post

  4. 2009 OS support

    Started by PSWired, February 6th, 2009
    • Replies: 0
    • Views: 3,293
    PSWired
    February 6th, 2009 Go to last post

  5. Need confirmed data for 3.15 A6 speedo values.

    Started by Redline Motorsports, June 6th, 2009
    • Replies: 0
    • Views: 2,467
    Redline Motorsports
    June 6th, 2009 Go to last post

  6. T42 / T43 DVT files

    Started by GMPX, April 3rd, 2009
    • Replies: 0
    • Views: 3,095
    GMPX
    April 3rd, 2009 Go to last post

  7. Coan Converter A6 Shift Problems

    Started by EVI, February 10th, 2010
    • Replies: 0
    • Views: 2,669
    EVI
    February 10th, 2010 Go to last post

  8. 2010 Camaro

    Started by etmotorsports, April 13th, 2011
    • Replies: 0
    • Views: 2,807
    etmotorsports
    April 13th, 2011 Go to last post

  9. 6l8e logging

    Started by zbadestz, May 1st, 2011
    • Replies: 0
    • Views: 2,388
    zbadestz
    May 1st, 2011 Go to last post

  10. Solenoid Issues

    Started by Picto, May 3rd, 2011
    1 Attachment(s)
    • Replies: 0
    • Views: 2,582
    Picto
    May 3rd, 2011 Go to last post

  11. Adjusting for New Torque COnverter with T43

    Started by Duke, September 9th, 2011
    • Replies: 0
    • Views: 2,554
    Duke
    September 9th, 2011 Go to last post

  12. T43 flashed, now no reverse lamps??

    Started by Meshanic, September 26th, 2011
    • Replies: 0
    • Views: 2,597
    Meshanic
    September 26th, 2011 Go to last post

  13. Good tune file for a Stock LS3 with a T43 and standard converter

    Started by scottcmb, November 21st, 2011
    • Replies: 0
    • Views: 2,955
    scottcmb
    November 21st, 2011 Go to last post

  14. T43 cax files?

    Started by Rhino79, February 4th, 2012
    • Replies: 0
    • Views: 2,577
    Rhino79
    February 4th, 2012 Go to last post

  15. log files

    Started by zbadestz, April 20th, 2012
    • Replies: 0
    • Views: 9,834
    zbadestz
    April 20th, 2012 Go to last post

  16. Prevent auto UP SHIFT

    Started by odd boy, May 7th, 2012
    • Replies: 0
    • Views: 2,367
    odd boy
    May 7th, 2012 Go to last post

  17. looking for 24237276

    Started by Boost, January 5th, 2013
    • Replies: 0
    • Views: 1,939
    Boost
    January 5th, 2013 Go to last post

  18. 6L80E Starting in 2nd, Gone?

    Started by Meister, February 4th, 2013
    • Replies: 0
    • Views: 2,809
    Meister
    February 4th, 2013 Go to last post

  19. 6L80 prevent wot 2 to 1 downshift

    Started by cmpy23, January 29th, 2013
    • Replies: 0
    • Views: 2,306
    cmpy23
    January 29th, 2013 Go to last post

  20. 11' 5.3 boosted with 6l80 upshift issues....Hitting soft limiter?

    Started by undergroundak, March 9th, 2013
    2 Attachment(s)
    • Replies: 0
    • Views: 2,612
    undergroundak
    March 9th, 2013 Go to last post
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