6.6L (LML/L5P) & 6.0L (L96/LC8) Tech

188 topics in this forum

1. 2019 2500 6.6 Duramax High Idle

   By Brad Carruthers, September 25
   • 4 replies
   • 155 views
   • 
   • redwngr
   • Monday at 12:31 AM

3. 2016 GMC Sierra 2500HD Service Trailer Brake System/Check Trailer Connection

   By GMCNuneZ71, July 22, 2019
   • 7 replies
   • 1,038 views
   • 
   • [email protected]
   • September 23

4. Tech link article on regen

   By calgator73, September 17
   • 0 replies
   • 122 views
   • 
   • calgator73
   • September 17

5. Diesel Particulate Filter Regeneration Frequency

   By tripleb, February 16
   • 9 replies
   • 5,066 views
   • 
   • Colossus
   • August 18

6. WHat size is the Diesel fuel tank?

   By flyingfool, August 13
   • 10 replies
   • 381 views
   • 
   • redwngr
   • August 17

7. 4l80e transmission swap to 2016 2500 Silverado

   By angel ullom, August 6
   • 5 replies
   • 327 views
   • 
   • The_Cheeto_Bomb
   • August 6

8. Looking at a 2016 6.0, What to Worry About or Check? 1 2

   By edgexcsp, May 3
   • 19 replies
   • 1,736 views
   • 
   • edgexcsp
   • July 23

9. L5p Fuel Tank hissing/air leak sound

   By DmaxBranman, July 22
   • 0 replies
   • 191 views
   • 
   • DmaxBranman
   • July 22

10. door lock problem

    By glenn hofer, July 19
    • 0 replies
    • 178 views
    • 
    • glenn hofer
    • July 19

11. Monitoring system for the L5P

    By 1BATES, April 30
    • 1 reply
    • 437 views
    • 
    • paauto
    • July 15

12. 6.0 pulling timing at 3000 RPM 1 2

    By Abarth500., June 3, 2018   

    • 6.0
    • vortec
    • (and 4 more)

      Tagged with:

      • 6.0
      • vortec
      • knock retard
      • pulling timing
      • 3000
      • rpm
    • 17 replies
    • 2,643 views
    • 
    • swathdiver
    • June 23

13. Short tube and long tube

    By Texas45, October 12, 2018   

    • headers
    • 2015
    • (and 4 more)

      Tagged with:

      • headers
      • 2015
      • 2500
      • 6.0
      • shorttube
      • long tube
    • 5 replies
    • 1,161 views
    • 
    • cooldude960
    • June 17

14. 6.0 tune needed after exhaust mods ?

    By Jec8563, June 15
    • 4 replies
    • 426 views
    • 
    • Jec8563
    • June 16

15. 2017 Duramax L5P base idle 1 2

    By jaws3, April 23
    • 15 replies
    • 923 views
    • 
    • extrication
    • May 3

16. 2018 6.6 duramax

    By Miles Brooks, April 25
    • 3 replies
    • 661 views
    • 
    • curver900
    • April 27

17. Used 3500 L5P Options

    By Amanda Bishop, April 24
    • 12 replies
    • 573 views
    • 
    • curver900
    • April 27

18. Software Updates?? Are there any?

    By Peter Van der Lugt, April 22
    • 5 replies
    • 542 views
    • 
    • newdude
    • April 23

19. 2015 6.0 Burned Spark Plugs

    By WiscoZ71, April 5
    • 11 replies
    • 836 views
    • 
    • GTBensley
    • April 16

20. Mileage after recall

    By Flying Bill, April 10   

    • 6.6L Duramax
    • 2 replies
    • 497 views
    • 
    • redwngr
    • April 14

21. E3 spark plugs?

    By gearheadesw, April 9
    • 10 replies
    • 499 views
    • 
    • gearheadesw
    • April 12

22. L5P Speed Limiter Delete without a Tune? YUP ITS HERE!

    By GTPprix, March 28
    • 0 replies
    • 626 views
    • 
    • GTPprix
    • March 28

23. DEF heater failure and engine light 1 2

    By Jnich17, November 10, 2017   

    • 2015 duramax
    • 26 replies
    • 35,336 views
    • 
    • Jminter6001
    • March 28

24. speed limiter

    By John Jones, February 17
    • 2 replies
    • 945 views
    • 
    • cstmg8
    • March 1

25. 2016 Silverado 2500 6.0 with Corsa

    By SOTO3389, April 13, 2018
    • 10 replies
    • 3,819 views
    • 
    • corvette05
    • February 28

26. What size lift?

    By Blake Murray, February 19
    • 0 replies
    • 266 views
    • 
    • Blake Murray
    • February 19