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Forum: Custom Operating Systems

Speed Density, Valet Mode, 2-Step, alpha-N. No Diesel DSP

  1. Talking Sticky Thread Sticky: Custom OS#5

    Started by Black02SS, May 17th, 2006
    34 Pages
    1 2 3 ... 34
    • Replies: 332
    • Views: 137,293
    October 10th, 2016 Go to last post
  1. Since GM tuning is ending...

    Started by LSxPwrdZ, January 24th, 2019
    2 Pages
    1 2
    • Replies: 18
    • Views: 2,824
    5 Hours Ago Go to last post
  2. complete noob needs help opening a .tun file

    Started by jeeper, October 31st, 2019
    • Replies: 8
    • Views: 1,738
    November 5th, 2019 Go to last post
  3. complete noob needs help opening a .tun file

    Started by jeeper, October 31st, 2019
    • Replies: 1
    • Views: 772
    October 31st, 2019 Go to last post
    • Replies: 2
    • Views: 588
    October 21st, 2019 Go to last post
  4. Os 04073005

    Started by SS2win, August 20th, 2019
    2 Pages
    1 2
    • Replies: 15
    • Views: 1,196
    October 13th, 2019 Go to last post
  5. B1703 not Showing in the E-38 COS

    Started by lbl866@aol.com, January 12th, 2019
    2 Pages
    1 2
    • Replies: 12
    • Views: 1,804
    August 5th, 2019 Go to last post
    • Replies: 6
    • Views: 826
    June 26th, 2019 Go to last post
  6. Upgrading to COS E40 ECM

    Started by sonicgroove, December 4th, 2018
    • Replies: 8
    • Views: 1,103
    December 12th, 2018 Go to last post
  7. 2005 Silverado Installing ethanol content sensor

    Started by Andyb756, October 3rd, 2018
    2 Pages
    1 2
    • Replies: 16
    • Views: 2,154
    October 29th, 2018 Go to last post
    • Replies: 19
    • Views: 2,434
    August 15th, 2018 Go to last post
  8. COS5 N2O Timing Table Activation Limits

    Started by aaronc7, July 18th, 2018
    • Replies: 5
    • Views: 921
    July 23rd, 2018 Go to last post
    • Replies: 5
    • Views: 903
    July 17th, 2018 Go to last post
    • Replies: 4
    • Views: 2,591
    May 14th, 2018 Go to last post
    • Replies: 7
    • Views: 1,208
    April 20th, 2018 Go to last post
  9. Cos3 01270003 to Cos 5 02020005. Wont start now

    Started by SuperStepside, January 16th, 2016
    2 Pages
    1 2
    • Replies: 19
    • Views: 7,103
    September 11th, 2017 Go to last post
  10. Cruise control DBW 03190003 OS

    Started by derkscustomcars, August 14th, 2017
    • Replies: 0
    • Views: 672
    August 14th, 2017 Go to last post
    • Replies: 2
    • Views: 978
    August 7th, 2017 Go to last post
  11. converting cos5 .tun to .ctz

    Started by bmax, July 23rd, 2017
    • Replies: 2
    • Views: 963
    July 23rd, 2017 Go to last post
  12. how to update the VE map to cutom 2-3 bar table

    Started by MadBeaver, April 30th, 2017
    4 Pages
    1 2 3 ... 4
    • Replies: 38
    • Views: 6,271
    July 5th, 2017 Go to last post
    • Replies: 7
    • Views: 1,379
    June 14th, 2017 Go to last post

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