Troubleshooting, Warranty & Recalls

912 topics in this forum

1. 2020 3500HD Long bed Gooseball

   By Gr8DaneOperator, August 10, 2020
   • 2 replies
   • 1.2k views
   • 
   • Kyle Royston
   • August 28, 2020

2. Can you bolt/secure an item to the center console hump in a 2020 Silverado?

   By safetykirk, July 16, 2021
   • 1 reply
   • 1.2k views
   • 
   • JCunningham
   • July 23, 2021

3. HVAC "is this normal" question...

   By mrjulian416, November 2, 2023
   • 4 replies
   • 1.2k views
   • 
   • Hoginedgewood
   • November 25, 2023

4. Wrap

   By goat226, September 25, 2023
   • 1 reply
   • 1.2k views
   • 
   • TitoGoldner
   • October 4, 2023

5. 2020 Silverado 2500 HD Brake Failure

   By Dwight Gilbert, November 26, 2021
   • 0 replies
   • 1.2k views
   • 
   • Dwight Gilbert
   • November 26, 2021

6. Tailgate dampener failure?

   By Pryme, May 22, 2023
   • 2 replies
   • 1.2k views
   • 
   • Jettech1
   • May 23, 2023

7. Intermittent won't come out of park

   By Jim Rider, February 18, 2020   

   • shifters
   • steering column
   • 2 replies
   • 1.2k views
   • 
   • Bones454
   • May 6, 2020

8. Clunk that slightly moves truck after first start up each day

   By Tomato, June 5, 2022
   • 2 replies
   • 1.2k views
   • 
   • gemarsh
   • June 10, 2022

9. Looking at used 24 Duramax... Questions

   By Mike MikeMike, July 25, 2024
   • 9 replies
   • 1.2k views
   • 
   • diyer2
   • July 26, 2024

10. Outside air temp reading won't update

    By CRApex, November 11, 2019
    • 3 replies
    • 1.2k views
    • 
    • MeanDean2020
    • December 16, 2019

11. 2500 Bedlights on w/o mirror lights?

    By Mass2500HD, December 29, 2022
    • 2 replies
    • 1.2k views
    • 
    • Mass2500HD
    • December 29, 2022

12. 2020 2500HD not starting

    By Reiss' Pieces NY, May 28, 2020
    • 2 replies
    • 1.2k views
    • 
    • Stand By
    • May 29, 2020

13. 2021 GMC 6.6 whooshing noise

    By HeavyEquipment90, January 21, 2024
    • 3 replies
    • 1.2k views
    • 
    • newdude
    • May 28, 2024

14. Fuel Filter Re-Set on 2021 Silverado 2500HD with Duramax Diesel .....

    By Tucson Jack, January 19, 2023
    • 1 reply
    • 1.2k views
    • 
    • Tucson Jack
    • January 19, 2023

15. GM OEM Service Literature

    By SoCal Angler, December 18, 2023
    • 3 replies
    • 1.2k views
    • 
    • davidm767
    • January 13, 2024

16. 2021 Sierra 2500 shake when hitting bumps

    By Lawyered1989, August 10, 2024
    • 2 replies
    • 1.2k views
    • 
    • Lawyered1989
    • September 18, 2024

17. Module Identification Help

    By Alex Marks, March 11, 2021   

    • 2500HD
    • identification
    • (and 1 more)

      Tagged with:

      • 2500HD
      • identification
      • electronics
    • 0 replies
    • 1.2k views
    • 
    • Alex Marks
    • March 11, 2021

18. 2020 2500HD camera issues

    By honda65, March 13, 2021
    • 1 reply
    • 1.2k views
    • 
    • powderMonkey
    • March 14, 2021

19. Glitchy radio/infotainment system/screen

    By Pryme, September 9, 2022
    • 2 replies
    • 1.2k views
    • 
    • Pryme
    • November 29, 2022

20. Turn signal wires in the cab?

    By kevin74, October 23, 2022
    • 0 replies
    • 1.2k views
    • 
    • kevin74
    • October 23, 2022

21. Passenger Window Not Working

    By bja37, June 11, 2020
    • 3 replies
    • 1.2k views
    • 
    • ickyoldman
    • June 23, 2020

22. Tires Rubbing

    By Wmwbutler, November 2, 2024
    • 1 reply
    • 1.2k views
    • 
    • Knottyboyz
    • April 17, 2025

23. Rampant rust brand new truck.

    By disappointed Duramax, April 16, 2025
    • 4 replies
    • 1.2k views
    • 
    • Z45
    • May 6, 2025

24. Wireless Android Auto

    By Rogue Leader, December 16, 2025
    • 8 replies
    • 1.2k views
    • 
    • Jettech1
    • December 22, 2025

25. Shift camera icons around?

    By Joel Crow, February 16, 2024
    • 3 replies
    • 1.2k views
    • 
    • FrancesGR
    • March 5, 2024