Troubleshooting, Warranty & Recalls

910 topics in this forum

1. 2022 GMC 2500 HD 6.6 Gas 6 SPD 4x4 "Thud or felt motion after stopping"

   By Twayne77, October 19, 2024
   • 3 replies
   • 1.3k views
   • 
   • orchardklutzy
   • November 1, 2024

2. Hesitation or shudder/misfire?

   By BigBru, July 12, 2021
   • 13 replies
   • 8.4k views
   • 
   • Agargano98
   • October 24, 2024

3. Rattle under dash under certain power loads

   By davidm767, October 21, 2024
   • 1 reply
   • 572 views
   • 
   • revrnd
   • October 23, 2024

4. Brake Pad Life System not updating after front NEW brakes, rotor and sensor

   By Ranger473, September 26, 2023
   • 8 replies
   • 23.9k views
   • 
   • Jimmy in NC
   • October 23, 2024

5. 2024 Sierra HD AT4 Running board LED lights 1 2

   By kf9yr, November 3, 2023
   • 23 replies
   • 26.5k views
   • 
   • securityguy
   • October 22, 2024

6. 3500hd trailer brakes issue

   By Metal.Dave, September 27, 2024   

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

7. Service Trailer Brake Message With DTC C1114 When Connected To A Trailer With A Hydrastar Electric Over Hydraulic Trailer Brake Actuator

   By meklund, October 17, 2024   

   • 2024
   • Sierra 2500/3500 HD
   • (and 3 more)

     Tagged with:

     • 2024
     • Sierra 2500/3500 HD
     • Chevrolet 2500/3500 HD
     • trailer brakes
     • Hydrastar
   • 2 replies
   • 3k views
   • 
   • bruceb58
   • October 19, 2024

8. 2024 2500 weird issues… 1 2

   By Meade2024, March 7, 2024
   • 22 replies
   • 13.9k views
   • 
   • Meade2024
   • October 18, 2024

9. Steering Wheel Rubbing Plastic Cowling

   By lmar68, December 7, 2023
   • 3 replies
   • 3.3k views
   • 
   • luisadz80
   • October 17, 2024

10. 2022 headlight fog or condensation

    By CHIp070, January 18, 2024
    • 2 replies
    • 5.9k views
    • 
    • fvoors
    • October 9, 2024

11. Radio Silence - No Sound?

    By H1ghlndr, September 13, 2024
    • 14 replies
    • 13.8k views
    • 
    • H1ghlndr
    • October 7, 2024

12. Boat trailer running lights won't work on new GMC AT4HD

    By cjacksonlasd, September 28, 2024
    • 3 replies
    • 930 views
    • 
    • ManyCamaroz
    • October 5, 2024

13. Replacement Tailgate Cables

    By AndrewF, September 12, 2024
    • 7 replies
    • 3.4k views
    • 
    • revrnd
    • October 4, 2024

14. 2024 High Country Issues

    By sclemmer, October 21, 2023
    • 2 replies
    • 2.9k views
    • 
    • JOJO HANNA
    • October 1, 2024

15. 2024 Silverado Cameras are not working

    By Fred Strom, September 29, 2024
    • 0 replies
    • 619 views
    • 
    • Fred Strom
    • September 29, 2024

16. Noisy steering column 1 2 3 4 8

    By STGS, November 4, 2019
    • 108 replies
    • 88.9k views
    • 
    • Snlk
    • September 28, 2024

17. 24’ 2500HD Custom Infotainment Screen Broke

    By HomelessMammal, September 26, 2024
    • 0 replies
    • 572 views
    • 
    • HomelessMammal
    • September 26, 2024

18. Rattle - Upper Glovebox Door

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

19. Trailer 7 pin plug. What makes the truck register that there is a trailer?

    By Joseph DeMeyer, September 14, 2024
    • 4 replies
    • 2.6k views
    • 
    • 64BAwagon
    • September 24, 2024

20. 2022 Duramax 2500HD won’t start

    By 22DuramaxHELP, September 24, 2024
    • 0 replies
    • 725 views
    • 
    • 22DuramaxHELP
    • September 24, 2024

21. 2021 Sierra 2500 shake when hitting bumps

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

22. Flexride

    By lookingatgmagain, March 15, 2024
    • 3 replies
    • 4.2k views
    • 
    • LouLockman
    • September 18, 2024

23. Side detection temporarily unavailable

    By Irish80, October 8, 2019
    • 2 replies
    • 22.6k views
    • 
    • Dhamilton07
    • September 17, 2024

24. 2021 3500 Denali "Service Side Detection System" warning

    By Nick Taylor, March 18, 2024
    • 3 replies
    • 3.8k views
    • 
    • Dhamilton07
    • September 17, 2024

25. Trailer lights/ Brake issues 2020 Sierra 2500HD AT4

    By Kyle Mastropasqua, September 16, 2024
    • 3 replies
    • 2k views
    • 
    • Kyle Mastropasqua
    • September 17, 2024