2000-2014 Silverado HD & Sierra HD

14,430 topics in this forum

1. Improving MPG on 8.1

   By Garmat, May 31, 2002
   • 0 replies
   • 38.9k views
   • 
   • Garmat
   • July 13, 2007

2. Rear Differential Ratio '99 Silverado 2500

   By arwriter, September 19, 2010
   • 0 replies
   • 38.8k views
   • 
   • arwriter
   • September 19, 2010

3. Some Fuel Economy Numbers On My 2009 2500hd 6.0l City, Towing, And Now 1 2

   By phillyturbosix, August 27, 2011
   • 26 replies
   • 38.7k views
   • 
   • Reid's Marine
   • February 12, 2012

4. Infamous Steering Wheel Clunk...

   By Stylous, April 27, 2010
   • 0 replies
   • 38.7k views
   • 
   • Stylous
   • June 10, 2010

5. tire choice for HD Duramax

   By Roofer, November 27, 2002
   • 0 replies
   • 38.6k views
   • 
   • Roofer
   • November 5, 2008

6. Front End Lift Options

   By kurt1993, October 29, 2010
   • 0 replies
   • 38.6k views
   • 
   • kurt1993
   • November 5, 2010

7. 07 08 Gmc Sierra -chevy Silverado 2500 Hd 4x4 Mpg

   By excaliber, December 18, 2007
   • 0 replies
   • 38.5k views
   • 
   • excaliber
   • December 22, 2007

8. Mirrors

   By rusty01, July 22, 2013   

   • avalanche
   • 2500
   • 7 replies
   • 38.4k views
   • 
   • rabert
   • October 6, 2021

9. check engine light bulb replacement

   By splash07s, May 13, 2013   

   • cel
   • bulb
   • 8 replies
   • 38.4k views
   • 
   • splash07s
   • June 20, 2013

10. How to Identify Rear Axle 2008 Silverado 2500 HD 6.0

    By Rogue Leader, June 12, 2018   

    • 2008 silverado 2500hd
    • rear axle
    • (and 3 more)

      Tagged with:

      • 2008 silverado 2500hd
      • rear axle
      • rear differential
      • 6.0
      • gas
    • 13 replies
    • 38.1k views
    • 
    • carkhz316
    • August 10, 2018

11. 2012 GMC Sierra 2500HD BCM reprogram to resolve "Hyperflash"

    By Render, August 1, 2017   

    • bcm
    • hyperflash
    • (and 16 more)

      Tagged with:

      • bcm
      • hyperflash
      • 2012
      • gmc
      • sierra
      • 2500 hd
      • turn signals
      • led
      • flashers
      • load resistors
      • headlights
      • taillights
      • hyper
      • flash
      • 2500
      • head
      • tail
      • lights
    • 4 replies
    • 38k views
    • 
    • Keith Hoffman
    • October 16, 2019

12. Truck randomly dies 1 2 3

    By NA8THEGR8, May 24, 2017   

    • electrical
    • fuel pump
    • (and 4 more)

      Tagged with:

      • electrical
      • fuel pump
      • computer
      • wiring
      • dead
      • shuts off
    • 33 replies
    • 37.9k views
    • 
    • NA8THEGR8
    • June 16, 2017

13. Turn The Key And Nothing Happens

    By blacklitening, January 16, 2008
    • 0 replies
    • 37.9k views
    • 
    • blacklitening
    • January 18, 2008

14. How Much Can I Really Carry In An Hd2500?

    By davzog, September 7, 2008
    • 0 replies
    • 37.8k views
    • 
    • davzog
    • September 21, 2008

15. Vacuum leak???

    By KoD, January 26, 2006
    • 0 replies
    • 37.7k views
    • 
    • KoD
    • January 27, 2006

16. Splice Pack 205

    By vinster01, December 17, 2009
    • 0 replies
    • 37.7k views
    • 
    • vinster01
    • December 17, 2009

17. Help! Key Won't Turn!

    By Boogity3, January 6, 2008
    • 0 replies
    • 37.7k views
    • 
    • Boogity3
    • January 7, 2008

18. Console Lid Repair

    By govols019, February 22, 2010
    • 0 replies
    • 37.7k views
    • 
    • govols019
    • February 23, 2010

19. Voltage gauge Flutuation

    By Theroug39, January 23, 2017
    • 10 replies
    • 37.6k views
    • 
    • swathdiver
    • October 25, 2017

20. 2011 Duramax Problems

    By pm26, September 3, 2011
    • 0 replies
    • 37.5k views
    • 
    • pm26
    • September 6, 2011

21. 2011 2500hd - Violent Front End Shake 1 2

    By bobtomaszewski, December 16, 2010
    • 24 replies
    • 37.5k views
    • 
    • Foxhunt98
    • June 3, 2020

22. 2008 2500HD Dual Battery Question 1 2

    By robertbick, December 27, 2011
    • 19 replies
    • 37.5k views
    • 
    • robertbick
    • December 31, 2011

23. Max Weight On Tailgate When Open

    By tomseeley, July 24, 2010
    • 0 replies
    • 37.5k views
    • 
    • tomseeley
    • August 4, 2010

24. Normal operating temp

    By Frankp877, January 28, 2016
    • 8 replies
    • 37.5k views
    • 
    • Chevor
    • February 2, 2016

25. Oil Pressure Question For 6.0l Owners

    By Sierra SS, July 1, 2011
    • 9 replies
    • 37.4k views
    • 
    • raja
    • March 2, 2016