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Forum: Duramax LLY

Duramax 2004i-2005 LLY, incl DSP custom OS.

    • Replies: 21
    • Views: 5,173
    1 Week Ago Go to last post
  1. 2004.5 LLY no crank/no start

    Started by littlesolidkick, February 16th, 2018
    • Replies: 1
    • Views: 436
    February 18th, 2018 Go to last post
  2. Lly locked ecm

    Started by crazybrowner, December 23rd, 2017
    • Replies: 0
    • Views: 573
    December 23rd, 2017 Go to last post
  3. $0537 lly duramax

    Started by Duramax23, September 12th, 2017
    2 Pages
    1 2
    • Replies: 14
    • Views: 1,473
    November 22nd, 2017 Go to last post
    • Replies: 14
    • Views: 1,132
    November 14th, 2017 Go to last post
  4. Looking for stock tune LLy

    Started by the__target, November 12th, 2017
    • Replies: 6
    • Views: 725
    November 14th, 2017 Go to last post
  5. HELP PLEASE WITH CTS2 AND DSP5 SWITCh

    Started by karstd, September 25th, 2017
    please help
    • Replies: 5
    • Views: 970
    September 26th, 2017 Go to last post
  6. HELP PLEASE WITH CTS2 AND DSP5 SWITCH/license

    Started by karstd, September 24th, 2017
    • Replies: 2
    • Views: 834
    September 26th, 2017 Go to last post
  7. Need stock tune for lly. ASAP!

    Started by Quinton, September 23rd, 2017
    • Replies: 2
    • Views: 686
    September 24th, 2017 Go to last post
    • Replies: 3
    • Views: 659
    August 2nd, 2017 Go to last post
  8. LLY CCSB Serial Communication Issue

    Started by smcdaniel, June 19th, 2017
    bcm, ecm, lly, tcm
    • Replies: 0
    • Views: 338
    June 19th, 2017 Go to last post
    • Replies: 3
    • Views: 1,570
    May 4th, 2017 Go to last post
  9. dual fuel tanks

    Started by Cwalt50, November 20th, 2016
    • Replies: 4
    • Views: 2,205
    November 25th, 2016 Go to last post
  10. Nitto 37x11.50 tires, brake light on

    Started by Rockwell 3, October 26th, 2016
    • Replies: 4
    • Views: 1,577
    November 22nd, 2016 Go to last post
    • Replies: 4
    • Views: 2,097
    July 12th, 2016 Go to last post
    • Replies: 3
    • Views: 1,871
    June 17th, 2016 Go to last post
  11. Angry truck took vin lic but wont take full flash???

    Started by Scarface, May 6th, 2016
    2 Pages
    1 2
    • Replies: 11
    • Views: 3,705
    May 11th, 2016 Go to last post
  12. 68mm turbo dsp5

    Started by Rstowe, April 16th, 2016
    • Replies: 1
    • Views: 1,431
    April 20th, 2016 Go to last post
  13. DSP5 valet mode

    Started by 05lly2500hd, December 16th, 2008
    2 Pages
    1 2
    • Replies: 13
    • Views: 4,935
    April 11th, 2016 Go to last post
    • Replies: 3
    • Views: 1,785
    April 9th, 2016 Go to last post

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