Troubleshooting, Warranty & Recalls

919 topics in this forum

1. GM Customer Service

   By bruceb58, August 13, 2024
   • 4 replies
   • 765 views
   • 
   • Another JR
   • August 14, 2024

2. Service Parking Brake

   By Age525, August 11, 2024
   • 3 replies
   • 16.2k views
   • 
   • C/K Man
   • August 12, 2024

3. Trailer Brake Issue 1 2 3 4 5

   By marpel, October 1, 2022
   • 71 replies
   • 38.6k views
   • 
   • marpel
   • August 12, 2024

4. Inner tailgate not working

   By Cootr68, July 29, 2024
   • 4 replies
   • 4k views
   • 
   • 4x4Hank
   • August 5, 2024

5. DIY Services....How to make part of Vehicle Service History in GM system?

   By SoCal Angler, July 9, 2024
   • 7 replies
   • 2.4k views
   • 
   • 64BAwagon
   • August 3, 2024

6. High pitched noise coming from differential on a 24 Silverado HD LTZ

   By Black Smoke, July 3, 2024
   • 3 replies
   • 3.9k views
   • 
   • Black Smoke
   • July 31, 2024

7. 2020 L5p- Whats normal operating temp?

   By Desl_dad, November 24, 2020
   • 8 replies
   • 27.4k views
   • 
   • ajmg97
   • July 30, 2024

8. TPMS sensors loose signal right front wheel 2020 3500 HD DRW

   By Andrew Best, December 28, 2020
   • 9 replies
   • 9.2k views
   • 
   • Dave Rittiman
   • July 28, 2024

9. Looking at used 24 Duramax... Questions

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

10. Mic won’t work for dictation

    By mdunntul, July 25, 2024
    • 1 reply
    • 2k views
    • 
    • GMCustomerService
    • July 25, 2024

11. 2024 Sierra HD Denali Ultimate Possessed

    By clongtine, July 31, 2023
    • 11 replies
    • 5.6k views
    • 
    • redwngr
    • July 25, 2024

12. Rear view camera pixel issue

    By GMC-Trucks-are-best, October 23, 2022
    • 3 replies
    • 3.1k views
    • 
    • eddieCanada
    • July 24, 2024

13. 2024 Custom infotainment and dash lights go out

    By mstuerwald, July 22, 2024
    • 1 reply
    • 721 views
    • 
    • GMCustomerService
    • July 22, 2024

14. 2021 Sierra Denali 2500HD black diamond edition wireless charger issues

    By swhsah, July 15, 2024
    • 0 replies
    • 497 views
    • 
    • swhsah
    • July 15, 2024

15. Transmission fluid leak - what part is this leaking from ?

    By Eswaroop, July 8, 2024
    • 1 reply
    • 792 views
    • 
    • GMCustomerService
    • July 8, 2024

16. Tire blowout.. 43K 1 2 3 4

    By LarryM, May 29, 2022
    • 48 replies
    • 14.8k views
    • 
    • MD2014
    • July 6, 2024

17. compare hood of 2018 and 2020

    By dieselade, July 5, 2024
    • 0 replies
    • 419 views
    • 
    • dieselade
    • July 5, 2024

18. Ticking noise

    By bharris515, December 23, 2019
    • 8 replies
    • 15.9k views
    • 
    • Poseidon
    • July 5, 2024

19. Dip stick not reading oil after change on 2020 Silverado 2.7L Turbo. 1 2

    By Voskr, May 28, 2024   

    • 2.7l turbo four
    • Silverado
    • (and 1 more)

      Tagged with:

      • 2.7l turbo four
      • Silverado
      • 2020
    • 18 replies
    • 8.4k views
    • 
    • Voskr
    • June 21, 2024

20. Onstar box/module location

    By Rocky Hamilton, June 15, 2024
    • 0 replies
    • 2.6k views
    • 
    • Rocky Hamilton
    • June 15, 2024

21. Reverse Backup Lamps Will Not Turn Off

    By Albert Ross, June 11, 2024
    • 1 reply
    • 532 views
    • 
    • GMCustomerService
    • June 13, 2024

22. 2024 GMC HD no power to trailer power on 7 pin trailer connector

    By Swamp rat, December 21, 2023
    • 10 replies
    • 27.4k views
    • 
    • GregNJodi
    • June 9, 2024

23. console wont open

    By Dunn, May 10, 2020
    • 14 replies
    • 38.9k views
    • 
    • lp82
    • June 9, 2024

24. What size jack stands should I get? 1 2

    By Lp907, February 19, 2022
    • 22 replies
    • 40k views
    • 
    • Pryme
    • June 3, 2024

25. 2021 GMC 6.6 whooshing noise

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