2015-2019 Silverado HD & Sierra HD

1,634 topics in this forum

1. 2017 (or any K2XX) Gasser Axle Lube Capacities.

   By revrnd, June 28, 2022
   • 4 replies
   • 2k views
   • 
   • 2blocked
   • August 6, 2022

3. trailer brake output

   By GlenS, April 29, 2017
   • 14 replies
   • 27.2k views
   • 
   • Kmf294
   • August 4, 2022

4. 2015 GMC Sierra 1500 heated led headlights

   By Sukhbir Gill, July 18, 2022
   • 0 replies
   • 2.5k views
   • 
   • Sukhbir Gill
   • July 18, 2022

5. Can't sync contacts

   By Joe Civittolo 321Lc, July 13, 2022
   • 0 replies
   • 1.4k views
   • 
   • Joe Civittolo 321Lc
   • July 13, 2022

6. Parasitic power drain

   By J Whisenant, May 9, 2022
   • 4 replies
   • 2.1k views
   • 
   • J Whisenant
   • June 22, 2022

7. 2016 Sierra 2500 HD with 6.0 FLEX Fuel

   By Marc Thompson, June 17, 2022
   • 7 replies
   • 10.2k views
   • 
   • Gregory Krisa
   • June 21, 2022

8. Vibration

   By JojoGMCHELP, June 9, 2022
   • 0 replies
   • 1.1k views
   • 
   • JojoGMCHELP
   • June 9, 2022

9. Gear Indicator 1 2

   By Makkat, December 3, 2019
   • 20 replies
   • 18.8k views
   • 
   • Aarsangon
   • May 31, 2022

10. 2016 3500 Silverado steering wobble when braking

    By Ken Terry, January 30, 2022
    • 5 replies
    • 5.9k views
    • 
    • Grumpy Tooch
    • May 25, 2022

11. DEF Capacity & Refill Question

    By Icutmetl, February 16, 2019
    • 9 replies
    • 78.3k views
    • 
    • redwngr
    • May 14, 2022

12. Front Suspension Torque Specs?

    By CuzznVinny, June 8, 2017
    • 7 replies
    • 84.9k views
    • 
    • cpaul55
    • May 8, 2022

13. Wifi Hotspot on while Truck is off? 1 2 3 4

    By Chris Schultz, March 9, 2017
    • 53 replies
    • 104k views
    • 
    • pcmem
    • May 3, 2022

14. 6.0 engines

    By Ryan Digman, April 26, 2022
    • 7 replies
    • 2.6k views
    • 
    • Ryan Digman
    • April 26, 2022

15. Tow hitch weight

    By AbzDad, April 21, 2022
    • 5 replies
    • 5.5k views
    • 
    • newdude
    • April 21, 2022

16. 6.0 with 6-speed / 4.10 gear rpm

    By Sirspeedy, June 23, 2016
    • 13 replies
    • 18.5k views
    • 
    • redwngr
    • April 1, 2022

17. How to figure out tunes on my truck?

    By Cain Pierce, March 30, 2022
    • 0 replies
    • 978 views
    • 
    • Cain Pierce
    • March 30, 2022

18. Smaller DEF Tank

    By Michael Petty, March 5, 2022
    • 2 replies
    • 2.5k views
    • 
    • Chrisk1
    • March 11, 2022

19. Intermittent extreme wobble 2015 3500 duelly 1 2

    By Todd1312, July 10, 2017
    • 26 replies
    • 30.4k views
    • 
    • gdkaufman
    • March 6, 2022

20. Flat Towing

    By SteveE, January 29, 2022
    • 2 replies
    • 4.5k views
    • 
    • newdude
    • March 2, 2022

21. just replace the def heater in a 2015 gmc 2500 duramax and codes are popping up

    By Kdub1961, February 6, 2022
    • 2 replies
    • 2.4k views
    • 
    • newdude
    • February 21, 2022

22. looking for the chmsl wire on a 16 2500hd

    By GlenS, April 7, 2017
    • 7 replies
    • 23k views
    • 
    • mtushmoo
    • February 16, 2022

23. USB ports

    By Chebbyfan, February 3, 2022
    • 0 replies
    • 1.2k views
    • 
    • Chebbyfan
    • February 3, 2022

24. question is this acurite to the real 3500HD's capacity? (i dont know because im 13 and never owned any type of road legal vehicle)

    By hotwheelsguy69, January 12, 2022
    • 4 replies
    • 1.4k views
    • 
    • hotwheelsguy69
    • January 29, 2022

25. Looking for some input on if it's worth it

    By SugeDay, January 25, 2022
    • 3 replies
    • 1.3k views
    • 
    • newdude
    • January 26, 2022

26. Neutral for HD transfer case 1 2

    By rocnrol, April 18, 2017
    • 22 replies
    • 22.9k views
    • 
    • Larry Tynes
    • January 26, 2022