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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: 106,432
    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: 290,202
    WS6FirebirdTA00
    02-07-2006 Go to last post

  1. Injector Timing? Reference Periods? refereencing what?

    Started by skippy, 01-02-2011
    31 Pages •
    1 2 3 ... 31
    31 Attachment(s)
    • Replies: 608
    • Views: 461,427
    anniversaryss
    02-02-2022 Go to last post

  2. new tuner completely lost please help

    Started by JR92RS, 04-29-2023
    17 Pages •
    1 2 3 ... 17
    110 Attachment(s)
    • Replies: 327
    • Views: 37,300
    SiriusC1024
    06-28-2023 Go to last post

  3. wideband reading lamba

    Started by Jacog, 08-23-2023
    16 Pages •
    1 2 3 ... 16
    110 Attachment(s)
    • Replies: 310
    • Views: 30,198
    kingtal0n
    11-29-2023 Go to last post

  4. Fuel Economy Tuning Ideas

    Started by oztrack, 03-04-2006
    15 Pages •
    1 2 3 ... 15
    15 Attachment(s)
    • Replies: 299
    • Views: 320,780
    kingtal0n
    04-07-2023 Go to last post

  5. 60lb Inj. Problem

    Started by 03Sierraslt, 09-01-2007
    14 Pages •
    1 2 3 ... 14
    • Replies: 270
    • Views: 174,334
    Speedytec
    05-06-2014 Go to last post

  6. Question Timing Blips, Shudders at Speed... Caused by What?

    Started by squeeler642, 11-24-2023
    11 Pages •
    1 2 3 ... 11
    101 Attachment(s)
    • Replies: 205
    • Views: 16,153
    edcmat-l1
    01-05-2024 Go to last post

  7. Maybe, just maybe an end to SD issues?

    Started by WS6FirebirdTA00, 06-07-2006
    10 Pages •
    1 2 3 ... 10
    • Replies: 199
    • Views: 78,038
    sarg
    11-18-2014 Go to last post

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

    Started by oldpartsnrust, 06-19-2023
    10 Pages •
    1 2 3 ... 10
    81 Attachment(s)
    • Replies: 190
    • Views: 21,168
    SiriusC1024
    01-22-2024 Go to last post

  9. AEM UEGO Wideband math parameters for MPVI3

    Started by 400Horses, 08-26-2023
    10 Pages •
    1 2 3 ... 10
    98 Attachment(s)
    • Replies: 180
    • Views: 15,715
    400Horses
    10-29-2023 Go to last post

  10. VE Tuning

    Started by Lxjoshxl, 11-19-2023
    9 Pages •
    1 2 3 ... 9
    59 Attachment(s)
    • Replies: 177
    • Views: 13,427
    SiriusC1024
    12-19-2023 Go to last post

  11. 411 swap help

    Started by crh1023, 01-19-2018
    9 Pages •
    1 2 3 ... 9
    20 Attachment(s)
    • Replies: 173
    • Views: 44,197
    Obsolete489
    04-06-2018 Go to last post

  12. New Fuel Pump VE Try 2

    Started by Lxjoshxl, 12-23-2023
    8 Pages •
    1 2 3 ... 8
    66 Attachment(s)
    • Replies: 154
    • Views: 6,388
    SiriusC1024
    02-13-2024 Go to last post

  13. Post Idle Tuning How-To & Guide (w/pictures)

    Started by Rinkrat456, 10-06-2011
    8 Pages •
    1 2 3 ... 8
    25 Attachment(s)
    • Replies: 150
    • Views: 444,348
    ThePlayfulOne
    07-10-2023 Go to last post

  14. Idle Airflow w/ and w/o clutch engaged

    Started by phuz, 10-05-2023
    8 Pages •
    1 2 3 ... 8
    38 Attachment(s)
    • Replies: 144
    • Views: 10,678
    phuz
    11-08-2023 Go to last post

  15. anyone have a minute to give input?

    Started by dooglestien, 09-04-2023
    7 Pages •
    1 2 3 ... 7
    56 Attachment(s)
    • Replies: 139
    • Views: 13,120
    SiriusC1024
    02-15-2024 Go to last post

  16. Ideal Idle AFR and Spark

    Started by WS6_LOU, 05-13-2023
    7 Pages •
    1 2 3 ... 7
    60 Attachment(s)
    • Replies: 134
    • Views: 22,004
    WS6_LOU
    08-28-2023 Go to last post

  17. Arrow VE tuning with HPT Wideband and Narrowband how to

    Started by WS6snake-eater, 11-19-2004
    7 Pages •
    1 2 3 ... 7
    • Replies: 132
    • Views: 63,656
    orange ss
    01-02-2006 Go to last post

  18. spark dwell...can somebody give heavy details

    Started by S2H, 06-04-2005
    7 Pages •
    1 2 3 ... 7
    2 Attachment(s)
    • Replies: 131
    • Views: 78,367
    WS6FirebirdTA00
    04-19-2017 Go to last post

  19. Have a scenario that requires expertise advise

    Started by Cyrperformance, 08-05-2015
    7 Pages •
    1 2 3 ... 7
    21 Attachment(s)
    • Replies: 124
    • Views: 31,555
    Cyrperformance
    08-11-2015 Go to last post

  20. Wideband through EGR

    Started by Lucky13MN, 12-19-2006
    7 Pages •
    1 2 3 ... 7
    • Replies: 123
    • Views: 129,158
    bandook
    05-08-2019 Go to last post
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