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Forum: 4speed RWD/FWD Transmission Tuning (incl T42)

4L60E, 4L80E, 4T60E etc transmission tuning, incl T42 TCM.

  1. Sticky Thread Sticky: How about a transmission tuning tutorial!

    Started by Redline Motorsports, January 12th, 2006
    15 Pages
    1 2 3 ... 15
    • Replies: 149
    • Views: 79,771
    May 13th, 2018 Go to last post
  2. Sticky Thread Sticky: 4L60E Reference Material

    Started by joecar, January 11th, 2007
    4 Pages
    1 2 3 ... 4
    • Replies: 32
    • Views: 112,349
    November 12th, 2017 Go to last post
  3. Sticky Thread Sticky: Tool to help tune A4 shift points...

    Started by SSpdDmon, August 1st, 2007
    6 Pages
    1 2 3 ... 6
    • Replies: 55
    • Views: 34,792
    February 6th, 2017 Go to last post
  4. Sticky Thread Sticky: 4L80E Reference Material

    Started by joecar, January 11th, 2007
    3 Pages
    1 2 3
    • Replies: 21
    • Views: 62,476
    February 18th, 2015 Go to last post
  5. Sticky Thread Sticky: Torque Converters

    Started by joecar, October 5th, 2010
    • Replies: 0
    • Views: 5,546
    October 5th, 2010 Go to last post
  1. looking for 4l80e stock tune

    Started by steve40, May 6th, 2017
    • Replies: 8
    • Views: 1,169
    September 6th, 2018 Go to last post
  2. Question 4l80 swap os numbers needed

    Started by yellogsxr, September 1st, 2018
    • Replies: 1
    • Views: 332
    September 4th, 2018 Go to last post
  3. Transmission tuning with E38 controller?

    Started by johnsZ06, March 23rd, 2018
    • Replies: 4
    • Views: 956
    March 26th, 2018 Go to last post
    • Replies: 24
    • Views: 1,569
    March 22nd, 2018 Go to last post
  4. 4l80e lock up question

    Started by Tinbender59, December 1st, 2017
    • Replies: 5
    • Views: 411
    March 20th, 2018 Go to last post
  5. Jakes Performance 4L80E Stage III tuning

    Started by redtacoma31, January 17th, 2018
    • Replies: 3
    • Views: 390
    January 19th, 2018 Go to last post
  6. GMPP LS3 (E38) w/ 4L70E in square body 4x4

    Started by TurboCamaro, January 8th, 2018
    2 Pages
    1 2
    • Replies: 10
    • Views: 591
    January 11th, 2018 Go to last post
  7. 2004 4l60e not shifting out of first.

    Started by bubba68ss, May 10th, 2017
    • Replies: 4
    • Views: 999
    November 30th, 2017 Go to last post
  8. Want to lockup 4L60E in third gear at WOT

    Started by 67SS509, September 26th, 2017
    2 Pages
    1 2
    • Replies: 17
    • Views: 1,240
    September 27th, 2017 Go to last post
  9. 4L80e - ECM commanding D4 shift pattern, without a DTC?

    Started by GunmetalGTA, August 17th, 2017
    2 Pages
    1 2
    • Replies: 12
    • Views: 1,067
    August 21st, 2017 Go to last post
    • Replies: 1
    • Views: 285
    August 17th, 2017 Go to last post
  10. E38 & T42 Compatibility

    Started by Yellow05C6, March 9th, 2017
    • Replies: 2
    • Views: 994
    August 5th, 2017 Go to last post
  11. Transfer case ratio

    Started by ctonton, July 23rd, 2017
    2 Pages
    1 2
    • Replies: 10
    • Views: 912
    August 2nd, 2017 Go to last post
  12. shifting problem 4l60e

    Started by dian, April 18th, 2017
    2 Pages
    1 2
    • Replies: 19
    • Views: 2,130
    June 14th, 2017 Go to last post
  13. TCC release help?

    Started by horsehaulin, June 5th, 2017
    • Replies: 5
    • Views: 1,108
    June 7th, 2017 Go to last post
    • Replies: 8
    • Views: 1,388
    May 11th, 2017 Go to last post
    • Replies: 7
    • Views: 4,899
    May 1st, 2017 Go to last post
  14. wot 2-3 shift on limiter

    Started by codeman_tinck@hotmail.com, March 17th, 2017
    2 Pages
    1 2
    • Replies: 11
    • Views: 1,630
    March 29th, 2017 Go to last post
    • Replies: 4
    • Views: 915
    March 22nd, 2017 Go to last post
  15. Need to verify if tune file I downloaded is 4L80E

    Started by Mean Green Z28, January 10th, 2017
    5 Pages
    1 2 3 ... 5
    • Replies: 49
    • Views: 8,565
    January 21st, 2017 Go to last post

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