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Forum: Duramax LB7

Duramax 2001-2004 LB7, incl DSP custom OS.

  1. 02 LB7 No Start

    Started by 02CCSB, May 31st, 2012
    • Replies: 7
    • Views: 3,430
    December 26th, 2015 Go to last post
  2. 2002 LB7 - DSP PID, not valid?

    Started by 02CCSB, September 21st, 2012
    • Replies: 3
    • Views: 1,929
    September 22nd, 2012 Go to last post
  3. why can't I get my speedometer accurate?

    Started by 02CCSB, November 7th, 2013
    • Replies: 4
    • Views: 1,946
    November 8th, 2013 Go to last post
  4. Sensor removal?

    Started by 02greysixer, November 26th, 2011
    2 Pages
    1 2
    • Replies: 12
    • Views: 6,452
    November 30th, 2011 Go to last post
  5. Exclamation I think i did something wrong!!

    Started by 02Tahoe28, October 2nd, 2008
    • Replies: 1
    • Views: 1,809
    October 2nd, 2008 Go to last post
  6. Suncoast not shifting good.

    Started by 03dmax90, June 28th, 2010
    • Replies: 9
    • Views: 7,052
    September 12th, 2010 Go to last post
  7. 2003 Duramax -

    Started by 03twinduramax, January 28th, 2014
    • Replies: 4
    • Views: 3,154
    February 3rd, 2014 Go to last post
  8. Question 04 LB7 won't full flash and $0537 error code

    Started by 04DMAXX, March 11th, 2013
    • Replies: 1
    • Views: 2,687
    March 11th, 2013 Go to last post
  9. 03 O.S. in 02 idle then shut off

    Started by 05chevy, January 5th, 2015
    • Replies: 0
    • Views: 1,149
    January 5th, 2015 Go to last post
  10. Ecm won't unlock after tune

    Started by 05chevy, April 12th, 2015
    • Replies: 2
    • Views: 1,445
    April 15th, 2015 Go to last post
  11. high or low voltage

    Started by 1chevy02, March 16th, 2009
    • Replies: 8
    • Views: 3,244
    May 9th, 2009 Go to last post
  12. tuning question

    Started by 1hotduramax, September 29th, 2008
    • Replies: 2
    • Views: 1,821
    September 30th, 2008 Go to last post
  13. Egt's

    Started by 1hotduramax, October 16th, 2008
    • Replies: 5
    • Views: 2,918
    December 16th, 2008 Go to last post
  14. Question on the fly efi live?

    Started by 2003 duramax, October 29th, 2008
    • Replies: 3
    • Views: 2,960
    November 30th, 2008 Go to last post
  15. Exclamation Help! Sputtering/Cutting Out

    Started by 2004LB7, July 12th, 2011
    • Replies: 5
    • Views: 1,959
    July 12th, 2011 Go to last post
  16. need help

    Started by 20dmax03, April 15th, 2011
    2 Pages
    1 2
    • Replies: 17
    • Views: 4,648
    April 20th, 2011 Go to last post
  17. Where to start

    Started by 2500HeavyDuty, April 30th, 2008
    • Replies: 7
    • Views: 3,022
    May 31st, 2008 Go to last post
  18. Couple Duramax Log Questions

    Started by 427lightning, April 1st, 2013
    • Replies: 5
    • Views: 2,266
    April 2nd, 2013 Go to last post
  19. 2002 lb7 dlc connector

    Started by 6772king, July 25th, 2013
    2 Pages
    1 2
    • Replies: 11
    • Views: 4,342
    August 19th, 2013 Go to last post
  20. licensed controller says it not??

    Started by 6772king, August 21st, 2013
    • Replies: 5
    • Views: 2,131
    August 22nd, 2013 Go to last post

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