Duramax Diesel & 8.1L Big Block

585 topics in this forum

1. keep my diesel warm!!!

   By lowridaz28, November 29, 2005
   • 0 replies
   • 4.3k views
   • 
   • lowridaz28
   • December 8, 2005

2. Will a 2010 gmc 1500 grille fit a 2500hd

   By Wyatt Wood, December 9, 2021
   • 0 replies
   • 4.2k views
   • 
   • Wyatt Wood
   • December 9, 2021

3. Best Preformance Mods for 6.5??

   By Texas Roper, June 1, 2005
   • 0 replies
   • 4.2k views
   • 
   • Texas Roper
   • April 26, 2006

4. Loss Of Power Under Heavy Acceleration

   By TravisAZ, October 19, 2010
   • 0 replies
   • 4.2k views
   • 
   • TravisAZ
   • February 15, 2011

5. eng going into Limp mode, HELP

   By firedreamer, November 27, 2018
   • 1 reply
   • 4.2k views
   • 
   • thedcorvette
   • November 27, 2018

6. 6.2l (1991) Rough Start / Running - Expert Opinions?

   By Disco Dave, December 6, 2010
   • 0 replies
   • 4.1k views
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   • Disco Dave
   • January 21, 2011

7. need help...

   By compressorguy, March 30, 2005
   • 0 replies
   • 4.1k views
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   • compressorguy
   • August 22, 2011

8. What are some problems with the lmm

   By Snakehearts, April 14, 2019
   • 2 replies
   • 4.1k views
   • 
   • Colossus
   • June 21, 2019

9. 11/99 6.5 diesel turbo stalls

   By chuckp, April 12, 2006
   • 0 replies
   • 4.1k views
   • 
   • chuckp
   • May 17, 2006

10. oil cooler Duramax Oil Cooler Pipe HELP!!!

    By BuffaloPunch, October 25, 2021   

    • duramax
    • water pump
    • (and 3 more)

      Tagged with:

      • duramax
      • water pump
      • 6.6
      • LBZ
      • leak
    • 0 replies
    • 4.1k views
    • 
    • BuffaloPunch
    • October 25, 2021

11. 2004 2500HD Ride Height

    By Cervi2015, May 26, 2021   

    • 2500hd 2wd
    • rearend
    • (and 1 more)

      Tagged with:

      • 2500hd 2wd
      • rearend
      • suspension
    • 1 reply
    • 4.1k views
    • 
    • CamGTP
    • May 27, 2021

12. Blower Motor housing assembly

    By Elijah Paul, July 4, 2021   

    • hvac
    • ac
    • (and 6 more)

      Tagged with:

      • hvac
      • ac
      • blower fan
      • blower motor
      • heater fan
      • heater core
      • air conditioning
      • air conditioning problem
    • 0 replies
    • 4k views
    • 
    • Elijah Paul
    • July 4, 2021

13. 100% Natural, Sustainable Fuel

    By ken1mod, May 11, 2010
    • 0 replies
    • 4k views
    • 
    • ken1mod
    • March 27, 2011

14. New to diesels...so what's with the...

    By daytona, December 21, 2005
    • 0 replies
    • 4k views
    • 
    • daytona
    • June 8, 2006

15. 2007 GMC Sierra 2500hd Bose radio wiring diagram

    By Brian Hodgson, June 22, 2021
    • 0 replies
    • 4k views
    • 
    • Brian Hodgson
    • June 22, 2021

16. Transmission suddenly dropping out of gear

    By psudano, October 4, 2015   

    • allison
    • u1016
    • 1 reply
    • 3.9k views
    • 
    • psudano
    • October 4, 2015

17. 06 Duramax Lly - Need Input On Exhaust, Intake, Prgmr

    By GYTRdone, August 11, 2008
    • 0 replies
    • 3.9k views
    • 
    • GYTRdone
    • June 21, 2010

18. Battery tender on both batteries?

    By mschuyler, October 8, 2017
    • 1 reply
    • 3.9k views
    • 
    • sdeeter19555
    • October 8, 2017

19. Help Keep Me From Breaking My Duramax

    By tcracing425ex, July 16, 2011
    • 4 replies
    • 3.9k views
    • 
    • Prokopchuk_9
    • April 11, 2013

20. M74 Allison LCT 1000

    By akduramaxgirl, December 31, 2019
    • 6 replies
    • 3.9k views
    • 
    • derrickb
    • August 18, 2020

21. 99 6.5 hp and torque specs

    By jnperin, September 4, 2005
    • 0 replies
    • 3.9k views
    • 
    • jnperin
    • September 6, 2005

22. All gears act like neutral

    By nick056, February 25, 2014   

    • transmission
    • manual
    • (and 1 more)

      Tagged with:

      • transmission
      • manual
      • shifter
    • 0 replies
    • 3.9k views
    • 
    • nick056
    • February 25, 2014

23. blown head gaskit, 6.5 help please

    By Ramrod48, February 16, 2006
    • 0 replies
    • 3.9k views
    • 
    • Ramrod48
    • December 24, 2007

24. 07 silverado Dmax/Ally

    By 04-silver, December 15, 2006
    • 0 replies
    • 3.9k views
    • 
    • 04-silver
    • June 12, 2007

25. Engine loud ticking / clicking

    By Bradamoki, May 25, 2021   

    • clicking/ ticking noise
    • p0200
    • (and 3 more)

      Tagged with:

      • clicking/ ticking noise
      • p0200
      • p0300
      • p0300 and p0200
      • random misfire
    • 3 replies
    • 3.9k views
    • 
    • Bradamoki
    • May 28, 2021