Duramax Diesel & 8.1L Big Block

585 topics in this forum

1. 6l90 - overheats in every gear but 6th

   By wanarace, August 7, 2018
   • 0 replies
   • 950 views
   • 
   • wanarace
   • August 7, 2018

2. More lift

   By Robert Wylie, August 4, 2018
   • 0 replies
   • 607 views
   • 
   • Robert Wylie
   • August 4, 2018

3. Abs breaks modulator issues

   By Joe B, July 11, 2018   

   • avalanche 1500
   • brake pressure
   • (and 1 more)

     Tagged with:

     • avalanche 1500
     • brake pressure
     • abs
   • 0 replies
   • 1.2k views
   • 
   • Joe B
   • July 11, 2018

4. Horn not working when using FOB to lock doors RESOLVED

   By ArgentPower, July 6, 2018
   • 0 replies
   • 689 views
   • 
   • ArgentPower
   • July 6, 2018

5. tow haul/ manual shift inop.

   By willisofla, June 25, 2018   

   • tow
   • haul
   • (and 5 more)

     Tagged with:

     • tow
     • haul
     • manual
     • shift
     • inop
     • transmission
     • reman
   • 0 replies
   • 1.7k views
   • 
   • willisofla
   • June 25, 2018

6. ABS light e brake like and service brakes message

   By bigchevyz71, June 16, 2018
   • 1 reply
   • 3.1k views
   • 
   • jake111
   • June 17, 2018

7. Reasonable dmax miles 1 2

   By Clint623, July 19, 2017
   • 22 replies
   • 6.1k views
   • 
   • bigchevyz71
   • June 17, 2018

8. Tuning

   By 08chevysilverado, May 8, 2018
   • 1 reply
   • 908 views
   • 
   • Colossus
   • May 8, 2018

9. 05 6.6L in 03 Silverado 2500 Duramax W/T Swap Questions

   By W221.176, April 15, 2018
   • 0 replies
   • 843 views
   • 
   • W221.176
   • April 15, 2018

10. 02 2500hd dmax instrument cluster gone nuts

    By d_drcustoms, March 24, 2018
    • 0 replies
    • 790 views
    • 
    • d_drcustoms
    • March 24, 2018

11. Lb7 injectors

    By d_drcustoms, January 25, 2018
    • 1 reply
    • 1k views
    • 
    • sam_rork
    • March 5, 2018

12. Auto dimming side mirrors always dark at night

    By Joe Goodman, January 23, 2018
    • 0 replies
    • 1.7k views
    • 
    • Joe Goodman
    • January 23, 2018

13. Instrument cluster gone nuts

    By d_drcustoms, January 22, 2018
    • 2 replies
    • 877 views
    • 
    • d_drcustoms
    • January 22, 2018

14. 2008 Siverado stuck in 2nd gear

    By coldcash, January 15, 2018
    • 2 replies
    • 1.9k views
    • 
    • coldcash
    • January 15, 2018

15. gmc sierra 2500hd SERVICE 4WD 1 2

    By Tyler Sywyk, December 17, 2017   

    • 4x4
    • 4wd
    • (and 6 more)

      Tagged with:

      • 4x4
      • 4wd
      • service
      • gmc
      • sierra
      • 2500hd
      • 2008
      • 2008 gmc sierra 2500hd crew cab full box
    • 21 replies
    • 26.6k views
    • 
    • Tyler Sywyk
    • January 11, 2018

16. Brake issues

    By Uhater, January 1, 2018
    • 1 reply
    • 957 views
    • 
    • davester
    • January 1, 2018

17. Need some help

    By Sasquatch87, October 14, 2017
    • 1 reply
    • 844 views
    • 
    • davester
    • December 16, 2017

18. Rear axle swap

    By Andrewmoreira, December 4, 2017
    • 0 replies
    • 2.6k views
    • 
    • Andrewmoreira
    • December 4, 2017

19. Need help.. desperately

    By Kylee Casey, November 25, 2017
    • 0 replies
    • 715 views
    • 
    • Kylee Casey
    • November 25, 2017

20. 2012 GMC Duramax DEF DPF SCR CAT Delete

    By CDNBlueThunder, November 19, 2017
    • 6 replies
    • 6.7k views
    • 
    • grizzlyltz
    • November 20, 2017

21. 2011 duramax

    By Eldonko, November 1, 2017
    • 5 replies
    • 1k views
    • 
    • Colossus
    • November 2, 2017

22. 07.5 dmax awful sound in reverse

    By onebad8.1, October 25, 2017   

    • dmax 4x4
    • 3 replies
    • 993 views
    • 
    • 8lugCT
    • October 25, 2017

23. Cabin filter

    By Edward, October 22, 2017   

    • 3500hd
    • 2 replies
    • 1.3k views
    • 
    • newdude
    • October 24, 2017

24. Dead spot when turning over

    By canadian pipeliner, October 23, 2017
    • 2 replies
    • 868 views
    • 
    • jake111
    • October 24, 2017

25. Alternative fuels

    By Raptordude, October 17, 2017
    • 4 replies
    • 2.3k views
    • 
    • sdeeter19555
    • October 18, 2017