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Forum: GM V8 Tuning - Engine, Gas (Gen 3)

(1997-2009, LS1, LS6, ...)

  1. Sticky Thread Sticky: If you want us to help with a tune or scan issue post your .hpt file, log & .cfg too.

    Started by jimmyblue, 10-19-2009
    92 Attachment(s)
    • Replies: 0
    • Views: 166,208
    jimmyblue
    10-19-2009 Go to last post

  2. Sticky Thread Sticky: READ ME!!! General tuning info and how-to's

    Started by WS6FirebirdTA00, 02-07-2006
    • Replies: 0
    • Views: 366,084
    WS6FirebirdTA00
    02-07-2006 Go to last post

  1. Hitting 1.20 g/cyl pretty quick

    Started by Rich boy, 17 Hours Ago
    1 Attachment(s)
    • Replies: 8
    • Views: 626
    abc
    1 Hour Ago Go to last post

  2. 6.0 lq4 stalls in parking Maneuvers

    Started by RiggsStubbs, 1 Day Ago
    2 Pages •
    1 2
    2 Attachment(s)
    • Replies: 23
    • Views: 1,733
    Alvin
    1 Hour Ago Go to last post

  3. afr err

    Started by mychevyisntheavy, 7 Hours Ago
    • Replies: 1
    • Views: 35
    abc
    2 Hours Ago Go to last post

  4. More lost than ray charles....lq4 ss2

    Started by Truffleshuffles10, 1 Day Ago
    3 Attachment(s)
    • Replies: 16
    • Views: 1,120
    abc
    2 Hours Ago Go to last post

  5. L29 7.4/454 Tuning Black Box - SD tuning keeps showing lean

    Started by motrhedx81, 5 Days Ago
    2 Pages •
    1 2
    23 Attachment(s)
    • Replies: 20
    • Views: 2,239
    SiriusC1024
    11 Hours Ago Go to last post

  6. No Closed Loop - Help

    Started by snwboarder48, 3 Days Ago
    2 Pages •
    1 2
    7 Attachment(s)
    • Replies: 33
    • Views: 2,481
    SiriusC1024
    13 Hours Ago Go to last post

  7. Tune & Log. Gen VI CBB 1999 Vortec 7400

    Started by oldpartsnrust, 06-19-2023
    15 Pages •
    1 2 3 ... 15
    112 Attachment(s)
    • Replies: 298
    • Views: 56,442
    oldpartsnrust
    16 Hours Ago Go to last post

  8. Question EGR Enable not visible P59 ECU

    Started by JacobVH, 09-27-2023
    3 Pages •
    1 2 3
    18 Attachment(s)
    • Replies: 51
    • Views: 7,335
    That1talon
    1 Day Ago Go to last post

  9. New Turbo Owner needs help

    Started by imhaney21, 4 Days Ago
    2 Attachment(s)
    • Replies: 12
    • Views: 1,416
    SiriusC1024
    1 Day Ago Go to last post

  10. Repository?

    Started by don414juan, 2 Days Ago
    1 Attachment(s)
    • Replies: 5
    • Views: 558
    2xLS1
    1 Day Ago Go to last post

  11. Unhappy Am I dumb, screwed, or both? LQ9 NO Oil Pressure

    Started by BuildDontBuy, 5 Days Ago
    2 Pages •
    1 2
    3 Attachment(s)
    • Replies: 27
    • Views: 2,843
    RDF1
    1 Day Ago Go to last post

  12. Gen 3 manual trans

    Started by mike.filyaw, 2 Days Ago
    1 Attachment(s)
    • Replies: 6
    • Views: 689
    mike.filyaw
    1 Day Ago Go to last post

  13. Running rich, ignition issue?

    Started by Tapi, 4 Weeks Ago
    2 Pages •
    1 2
    5 Attachment(s)
    • Replies: 25
    • Views: 2,292
    SiriusC1024
    2 Days Ago Go to last post

  14. Boosted LQ4 with 80 Lb Deka 110324 injector help

    Started by [email protected], 2 Days Ago
    2 Attachment(s)
    • Replies: 5
    • Views: 422
    [email protected]
    2 Days Ago Go to last post

  15. Cold start issuss

    Started by TYLERJ98, 01-11-2024
    6 Pages •
    1 2 3 ... 6
    34 Attachment(s)
    • Replies: 114
    • Views: 11,153
    SiriusC1024
    2 Days Ago Go to last post

  16. Help yukon xl 2002 E85 cold start

    Started by titifj, 2 Weeks Ago
    3 Attachment(s)
    • Replies: 3
    • Views: 485
    titifj
    2 Days Ago Go to last post

  17. Pcm vin change question

    Started by Snakebite03, 4 Days Ago
    • Replies: 5
    • Views: 612
    SiriusC1024
    3 Days Ago Go to last post

  18. 5.7 Hot start issue

    Started by BOSSONNOS, 1 Week Ago
    1 Attachment(s)
    • Replies: 2
    • Views: 310
    BOSSONNOS
    3 Days Ago Go to last post

  19. 5.3 Starts then stalls please help

    Started by isaacace09, 6 Days Ago
    2 Pages •
    1 2
    4 Attachment(s)
    • Replies: 27
    • Views: 2,581
    blindsquirrel
    5 Days Ago Go to last post

  20. Injector swap 383 L33 build - stock 28 to 42 lbs 0280155868

    Started by jc98ss, 1 Week Ago
    2 Attachment(s)
    • Replies: 11
    • Views: 1,488
    SiriusC1024
    5 Days Ago Go to last post
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