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Forum: Duramax LB7

Duramax 2001-2004 LB7, incl DSP custom OS.

  1. Another LB7 YAK 6 Speed Conversion

    Started by YAKPERFORMANCE, February 18th, 2026
    4 Attachment(s)
    • Replies: 1
    • Views: 9,031
    YAKPERFORMANCE
    February 18th, 2026 Go to last post

  2. code p0500

    Started by brown bear, June 14th, 2009
    • Replies: 9
    • Views: 13,992
    Dakotabuck99
    June 17th, 2025 Go to last post

  3. How does the ECM calculate g/cyl?

    Started by JLR LB7, May 24th, 2025
    • Replies: 0
    • Views: 6,483
    JLR LB7
    May 24th, 2025 Go to last post

  4. Unlocking Issue

    Started by JtRenegade, April 11th, 2025
    • Replies: 1
    • Views: 3,318
    bobo
    April 20th, 2025 Go to last post

  5. 6 Speed Conversions

    Started by YAKPERFORMANCE, January 25th, 2025
    11 Attachment(s)
    • Replies: 0
    • Views: 5,486
    YAKPERFORMANCE
    January 25th, 2025 Go to last post

  6. 2003 LB7 corrupt vin issue

    Started by johnj, December 16th, 2024
    • Replies: 9
    • Views: 7,810
    killerbee
    December 19th, 2024 Go to last post

  7. LB7 .bin file for C4500

    Started by rubbersidedown, June 24th, 2024
    • Replies: 0
    • Views: 11,662
    rubbersidedown
    June 24th, 2024 Go to last post

  8. 2006 Cummins smoke problems

    Started by JungledaveL, May 5th, 2024
    • Replies: 0
    • Views: 8,455
    JungledaveL
    May 5th, 2024 Go to last post

  9. Question LB7 Limited to 80 mm3

    Started by JLR LB7, July 4th, 2023
    2 Attachment(s)
    • Replies: 8
    • Views: 13,641
    JLR LB7
    December 12th, 2023 Go to last post

  10. EFILive help

    Started by pinkerpv, October 3rd, 2023
    • Replies: 0
    • Views: 9,786
    pinkerpv
    October 3rd, 2023 Go to last post

  11. Another LB7 with ECM problems

    Started by pinkerpv, September 17th, 2023
    • Replies: 2
    • Views: 11,363
    pinkerpv
    October 3rd, 2023 Go to last post

  12. Cool NEWBIE: LB7, 33 Sac Nozzle Tuning

    Started by [email protected], June 14th, 2023
    • Replies: 0
    • Views: 10,835
    [email protected]
    June 14th, 2023 Go to last post

  13. TLIQ vs BT vs TLIQ or some such thing

    Started by LB72004, February 3rd, 2012
    3 Pages •
    1 2 3
    5 Attachment(s)
    • Replies: 21
    • Views: 55,193
    LB72004
    September 18th, 2022 Go to last post

  14. e35a lbz duramaX tune

    Started by JCA, August 10th, 2022
    1 Attachment(s)
    • Replies: 1
    • Views: 14,516
    MatrixBDP
    August 15th, 2022 Go to last post

  15. another LB7 locked ECM

    Started by jeeper, May 30th, 2022
    • Replies: 3
    • Views: 17,602
    jeeper
    May 31st, 2022 Go to last post

  16. Question MAF rescaling help

    Started by Wyatt D, March 17th, 2022
    lb7, maf
    • Replies: 1
    • Views: 20,758
    THAHN
    May 16th, 2022 Go to last post

  17. Lb7

    Started by ozzy, November 25th, 2021
    tuning
    • Replies: 1
    • Views: 24,562
    joecar
    November 27th, 2021 Go to last post

  18. LB7 Locked ECM

    Started by [email protected], October 26th, 2021
    • Replies: 2
    • Views: 18,537
    [email protected]
    October 29th, 2021 Go to last post

  19. Unhappy 04 duramax with running efi live presently. possibly changing tcm.

    Started by peter strawn, July 2nd, 2021
    • Replies: 0
    • Views: 13,680
    peter strawn
    July 2nd, 2021 Go to last post

  20. LB7 code $0333

    Started by Harshmanauto, June 9th, 2021
    1 Attachment(s)
    • Replies: 0
    • Views: 10,072
    Harshmanauto
    June 9th, 2021 Go to last post
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