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Forum: Vortec V6/V8 Specific

1998 - 2000 Vortec 4.3, 5.0, 5.7, 7.4

  1. long trim out of spec

    Started by smslyguy, July 12th, 2009
    1 Attachment(s)
    • Replies: 4
    • Views: 4,281
    smslyguy
    July 13th, 2009 Go to last post

  2. 8.1 V8 Gear Ratios

    Started by Sid447, March 10th, 2009
    5 Attachment(s)
    • Replies: 3
    • Views: 4,262
    Sid447
    March 13th, 2009 Go to last post

  3. Disabling post CAT oxygen sensor DTC? Possible?

    Started by andyfanshawe, January 4th, 2008
    • Replies: 2
    • Views: 4,240
    Custom muffler
    April 29th, 2008 Go to last post

  4. Commanded AFR not a valid PID?

    Started by Rocketman69, February 14th, 2007
    • Replies: 2
    • Views: 4,227
    Rocketman69
    February 15th, 2007 Go to last post

  5. 98 5.7 Vortec Scan and Tune files

    Started by dltullis, August 20th, 2011
    1 Attachment(s)
    • Replies: 1
    • Views: 4,214
    justafarmtruck
    January 4th, 2012 Go to last post

  6. Question on 454 Spark Timing

    Started by N0DIH, July 13th, 2007
    • Replies: 3
    • Views: 4,211
    N0DIH
    July 14th, 2007 Go to last post

  7. cant pull the stock file

    Started by saltflat, June 2nd, 2009
    • Replies: 4
    • Views: 4,207
    Lextech
    June 2nd, 2009 Go to last post

  8. Question need help PLEASE

    Started by ticketedchrome, August 4th, 2009
    • Replies: 5
    • Views: 4,180
    tokymon
    August 6th, 2009 Go to last post

  9. Can I get a stock L31 map?

    Started by Supercharged111, March 12th, 2009
    • Replies: 4
    • Views: 4,172
    Stealth97
    March 15th, 2009 Go to last post

  10. Gas tune for '08 Silverado 5.3

    Started by Mac Daddy, February 17th, 2011
    • Replies: 1
    • Views: 4,163
    Taz
    February 17th, 2011 Go to last post

  11. 98 L31 standalone tuned no shift

    Started by 996pilot, November 16th, 2007
    • Replies: 4
    • Views: 4,156
    996pilot
    November 16th, 2007 Go to last post

  12. O2 sensors

    Started by charlieNchains, July 22nd, 2009
    • Replies: 2
    • Views: 4,152
    charlieNchains
    July 26th, 2009 Go to last post

  13. 98 305 swap to a l31 350

    Started by j-man345, July 15th, 2010
    3 Attachment(s)
    • Replies: 3
    • Views: 4,146
    joecar
    July 26th, 2010 Go to last post

  14. can you make a 98 5.7 vortec run a lot better????

    Started by tfkostecki, February 26th, 2009
    • Replies: 2
    • Views: 4,142
    GAMEOVER
    February 26th, 2009 Go to last post

  15. '00 7.4 Silverado K2500

    Started by Stamm1, October 20th, 2009
    • Replies: 2
    • Views: 4,137
    Racehemi
    October 22nd, 2009 Go to last post

  16. converting vortec 6.0 ecu to duramax

    Started by Jason S., March 9th, 2007
    • Replies: 3
    • Views: 4,123
    wait4me
    March 17th, 2007 Go to last post

  17. No Vortec in v7.4??

    Started by Boost, April 15th, 2007
    • Replies: 3
    • Views: 4,119
    wait4me
    April 17th, 2007 Go to last post

  18. B3702-B3703 question ....

    Started by overS10ded, June 15th, 2015
    • Replies: 3
    • Views: 4,119
    overS10ded
    June 16th, 2015 Go to last post

  19. 4.3 CPI tuning valve and secondary injectors

    Started by Alan.hulse1984, May 18th, 2020
    4.3, cpi, secondary injection, tuning valve
    • Replies: 1
    • Views: 4,117
    joecar
    May 27th, 2020 Go to last post

  20. Online source for ECU's

    Started by mhburton, March 20th, 2010
    • Replies: 2
    • Views: 4,105
    mhburton
    March 20th, 2010 Go to last post
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