Troubleshooting, Warranty & Recalls

912 topics in this forum

1. 2021 Sierra Trailer Brake Problems

   By Whip, April 19, 2024
   • 2 replies
   • 2.7k views
   • 
   • bruceb58
   • December 30, 2024

2. 2024 2500HD Gasser Doesn't Charge in Park! 1 2

   By jake111, October 29, 2024
   • 26 replies
   • 2.7k views
   • 
   • bruceb58
   • November 3, 2024

3. Upfitter Switches

   By Dan Forsythe, February 17, 2020
   • 3 replies
   • 2.6k views
   • 
   • Dan Forsythe
   • February 18, 2020

4. Keyless Entry button on exterior doors handles

   By JRSPerf., December 27, 2020
   • 3 replies
   • 2.6k views
   • 
   • Z45
   • December 27, 2020

5. Trailer TPMS sensors not reading intermitantly

   By Andrew Best, October 6, 2020   

   • TPMS trailer
   • Tpms problems
   • (and 1 more)

     Tagged with:

     • TPMS trailer
     • Tpms problems
     • Repeater TPMS
   • 2 replies
   • 2.6k views
   • 
   • Mbower2020
   • December 18, 2020

6. Miserable wiper design in winter

   By BlueFox, January 25, 2025
   • 5 replies
   • 2.6k views
   • 
   • Jimjet
   • February 6

7. New 2024 sitting in the barn undriveable

   By 64BAwagon, July 28, 2023
   • 12 replies
   • 2.6k views
   • 
   • 64BAwagon
   • August 2, 2023

8. Spare Tire TPMS

   By JW2024, February 6, 2025
   • 5 replies
   • 2.6k views
   • 
   • JW2024
   • February 24, 2025

9. 2020 Silverado 2500HD turn signal hyperflashing

   By arundelglass, February 25, 2024
   • 2 replies
   • 2.6k views
   • 
   • Niklasbraun
   • February 27, 2024

10. Buy a GMC 2500HD or 3500HD at your own risk. Here is my story. HELP.

    By KC Desert, June 23, 2023
    • 4 replies
    • 2.6k views
    • 
    • KC Desert
    • June 24, 2023

11. Onstar box/module location

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

12. Infotainment Screen Camera Buttons all flashing and Inoperative

    By NWStever, August 6, 2022
    • 8 replies
    • 2.6k views
    • 
    • NWStever
    • October 24, 2022

13. 2024 Silverado 2500HD L8T white milky fluid leak?

    By Aroy1234, November 23, 2023
    • 5 replies
    • 2.5k views
    • 
    • GMCustomerService
    • December 11, 2023

14. Limited Waze functionality in Android Auto

    By Railroad_Jim, May 19, 2021
    • 3 replies
    • 2.5k views
    • 
    • Railroad_Jim
    • June 30, 2021

15. Left Rear Turn Signal Failure ‘21 Duramax

    By BAveryP, October 3, 2022
    • 3 replies
    • 2.5k views
    • 
    • RedLT
    • October 11, 2022

16. Service ESC light coming on in hot weather

    By Nhcampbells, July 16, 2021
    • 9 replies
    • 2.5k views
    • 
    • GMCustomerService
    • August 5, 2022

17. First World Problem-Sirius XM

    By CRApex, November 30, 2023
    • 3 replies
    • 2.5k views
    • 
    • Pryme
    • November 30, 2023

18. 3500hd trailer brakes issue

    By Metal.Dave, September 27, 2024   

    • trailer brakes
    • 3 replies
    • 2.4k views
    • 
    • 64BAwagon
    • October 22, 2024

19. 2020 3500 Diesel DRW HC Pkge. Please Toyota-Make the Big Trucks!

    By Bhop56, February 21, 2020
    • 11 replies
    • 2.4k views
    • 
    • Thomas E
    • May 13, 2020

20. Rattle - Upper Glovebox Door

    By Crazy Canuck, January 17, 2024
    • 3 replies
    • 2.4k views
    • 
    • ddenunzio
    • September 25, 2024

21. Factory Manual 1 2 3

    By SSchup, December 11, 2025
    • 42 replies
    • 2.4k views
    • 
    • Atlas
    • January 29

22. Radio calibration

    By alonhighcontry, September 15, 2022
    • 1 reply
    • 2.4k views
    • 
    • Texas1836
    • September 17, 2022

23. Turn Signal Sound coming out of rear speakers

    By Matt McConaughey, January 24, 2022
    • 0 replies
    • 2.4k views
    • 
    • Matt McConaughey
    • January 24, 2022

24. low voltage at trailer plug

    By Henry L, September 23, 2022   

    • brakes
    • 0 replies
    • 2.4k views
    • 
    • Henry L
    • September 23, 2022

25. Is your fuel gauge accurate?

    By Suregrip391, December 28, 2024
    • 9 replies
    • 2.4k views
    • 
    • Chopper_Man
    • January 24, 2025