Duramax Diesel & 8.1L Big Block

584 topics in this forum

1. 2011 LML p003a code

   By papy, June 22, 2023
   • 2 replies
   • 7.6k views
   • 
   • papy
   • June 22, 2023

2. Coolant leak

   By David Haviland, June 18, 2023   

   • coolant leak
   • coolant problems
   • 3 replies
   • 4.3k views
   • 
   • Niners 365
   • June 19, 2023

3. Code p0087

   By Kevin Hebert, May 23, 2023
   • 5 replies
   • 20.8k views
   • 
   • Kevin Hebert
   • May 24, 2023

4. Start then immediately dies

   By Duramax33, May 11, 2023
   • 0 replies
   • 2.3k views
   • 
   • Duramax33
   • May 11, 2023

5. Allison trans.

   By mountain maniac, April 28, 2023
   • 8 replies
   • 3.1k views
   • 
   • dsr611
   • May 2, 2023

6. Silverado Power Seats not moving forward/back

   By nmprior71, April 6, 2023
   • 2 replies
   • 3k views
   • 
   • dsr611
   • April 7, 2023

7. Biggest tire on an 2 in lifted 3/4 sierra

   By Nathan Monson, March 30, 2023
   • 1 reply
   • 2.5k views
   • 
   • Niners 365
   • March 30, 2023

8. How do I fix my 2008 Silverado power seat lumbar

   By Daniel B-C, March 25, 2023
   • 1 reply
   • 2.4k views
   • 
   • swathdiver
   • March 25, 2023

9. 4wd grinding on left turn only?

   By Nathan Monson, March 15, 2023
   • 4 replies
   • 3.3k views
   • 
   • asilverblazer
   • March 22, 2023

10. Rear window

    By lazy-b, March 19, 2023
    • 0 replies
    • 1.9k views
    • 
    • lazy-b
    • March 19, 2023

11. Front axle to front diff help

    By Kyle Brooks, October 13, 2022
    • 2 replies
    • 7k views
    • 
    • davester
    • March 10, 2023

12. Replacing Air Bag Control Module

    By hiking_mike, March 7, 2023
    • 1 reply
    • 2.6k views
    • 
    • Niners 365
    • March 9, 2023

13. Dpf trouble

    By ltz2011, January 21, 2023
    • 2 replies
    • 2.3k views
    • 
    • Bruce Alsup
    • March 2, 2023

14. TCM / TCU sorce or rebuild

    By Matthew. Collins, October 18, 2022
    • 3 replies
    • 12k views
    • 
    • Bruce Alsup
    • March 2, 2023

15. Upgrading 2005 sierra 2500 HD interior to newer models

    By Jacob Ihry, February 24, 2023
    • 0 replies
    • 2.1k views
    • 
    • Jacob Ihry
    • February 24, 2023

16. Oil analysis results 1 2

    By hiking_mike, January 26, 2023
    • 16 replies
    • 3.6k views
    • 
    • hiking_mike
    • February 14, 2023

17. Suspension help

    By Rpeebles587, April 8, 2020
    • 14 replies
    • 5.1k views
    • 
    • newdude
    • January 20, 2023

18. Removing glow plugs

    By Steve-Maine, January 2, 2023
    • 3 replies
    • 2.5k views
    • 
    • hiking_mike
    • January 6, 2023

19. dream of restoring a Chevy Silverado

    By Daniel B-C, June 6, 2020
    • 4 replies
    • 3.5k views
    • 
    • davester
    • December 7, 2022

20. 2004 / 2500 HD LED Light ?

    By BanzaiBandit, November 29, 2022
    • 0 replies
    • 1.8k views
    • 
    • BanzaiBandit
    • November 29, 2022

21. P2563 and P003A

    By shakenfake, October 1, 2022
    • 0 replies
    • 2.9k views
    • 
    • shakenfake
    • October 1, 2022

22. 2004 Sierra SLE ignition cylinder replacement help

    By Ken Talamantes, September 25, 2022
    • 2 replies
    • 2.1k views
    • 
    • richard wysong
    • September 25, 2022

23. 4,000 mile trip coming LBZ wierd random miss

    By topgear1224, September 1, 2022   

    • lbz
    • mechanical
    • (and 1 more)

      Tagged with:

      • lbz
      • mechanical
      • help!
    • 1 reply
    • 2.1k views
    • 
    • Niners 365
    • September 1, 2022

24. linear garage door not programing with 2012 ltz ? something im missing? please help

    By kyace034, August 23, 2022
    • 1 reply
    • 3.2k views
    • 
    • asilverblazer
    • August 24, 2022

25. Blower motor housing

    By Wilky, August 2, 2022
    • 1 reply
    • 2k views
    • 
    • CamGTP
    • August 4, 2022