Troubleshooting, Warranty & Recalls

911 topics in this forum

1. Bumper Alignment

   By jeez, October 6, 2020
   • 0 replies
   • 3.8k views
   • 
   • jeez
   • October 6, 2020

2. burned out complete front end differential 1 2

   By hotairgypsy, April 3, 2023
   • 16 replies
   • 3.1k views
   • 
   • Pryme
   • April 10, 2023

3. 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

4. Buy Back Program Experiences

   By DBaker, April 3, 2025
   • 0 replies
   • 622 views
   • 
   • DBaker
   • April 3, 2025

5. Buy or Pass

   By James Beyer, August 19, 2024
   • 5 replies
   • 955 views
   • 
   • Another JR
   • September 10, 2024

6. Cabin Temperature Control Issues?

   By AndrewF, October 3, 2025
   • 4 replies
   • 568 views
   • 
   • UltimateToolReviews
   • November 6, 2025

7. Cabover camper wiring with both camper prep (VYU) and 5th wheel prep (CMT) packages

   By shanek, July 21, 2022
   • 6 replies
   • 1.3k views
   • 
   • shanek
   • July 22, 2022

8. calls made on iphone won't stay on truck speakers

   By hogcard, January 12, 2020
   • 0 replies
   • 501 views
   • 
   • hogcard
   • January 12, 2020

9. Camera selection freezing

   By davidm767, March 10
   • 0 replies
   • 183 views
   • 
   • davidm767
   • March 10

10. Cameras Don't wok with Tailgate Removed

    By SnoGirl, October 13, 2020   

    • Camera
    • Tailgate
    • (and 1 more)

      Tagged with:

      • Camera
      • Tailgate
      • truck camper
    • 1 reply
    • 11.5k views
    • 
    • Makito
    • October 24, 2020

11. Cameras everywhere!!!

    By imsoselfish415, January 20, 2022   

    • front camera cameras convienience diy
    • 0 replies
    • 1.1k views
    • 
    • imsoselfish415
    • January 20, 2022

12. Cameras Not Working on 2020 2500 AT4

    By nuthin_fun, June 14, 2020
    • 3 replies
    • 13.9k views
    • 
    • Chip Fraser
    • January 14, 2021

13. Can I temporarily disable hill start assist?

    By MissouriMiner, January 16, 2021
    • 4 replies
    • 10.4k views
    • 
    • flattop
    • January 16, 2021

14. 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

15. Can't find door dog protector to fit - anyone found one?

    By Koala, August 27, 2022
    • 4 replies
    • 1.3k views
    • 
    • PhilB
    • August 28, 2022

16. Can't program new key fob

    By Mark Brian, September 17, 2023
    • 1 reply
    • 1.4k views
    • 
    • newdude
    • September 18, 2023

17. Cargo Light - simple fix or another missing function

    By Jason Caswell, June 17, 2020   

    • cargo light
    • 2500
    • (and 1 more)

      Tagged with:

      • cargo light
      • 2500
      • 2020
    • 6 replies
    • 14.7k views
    • 
    • carkhz316
    • January 8, 2024

18. Cargo light not on in security mode

    By Hagar68, August 31, 2020   

    • cargo light
    • 1 reply
    • 1.1k views
    • 
    • rmsmis
    • August 31, 2020

19. CarPlay calls issue on 2025 HD

    By euromade, April 13, 2025
    • 5 replies
    • 1.4k views
    • 
    • euromade
    • April 20, 2025

20. Catalytic converter check engine light?

    By cr2256, September 9, 2020
    • 3 replies
    • 3.9k views
    • 
    • cr2256
    • September 14, 2020

21. Catalytic converter water

    By Chad23jl, June 7, 2021
    • 4 replies
    • 1.1k views
    • 
    • 03 Cobra
    • June 10, 2021

22. CEL - P0700 and U0100 Again

    By Tomato, November 16, 2020
    • 1 reply
    • 7.5k views
    • 
    • Tomato
    • November 17, 2020

23. CEL with Service Emissions System message on 6.6L GAS

    By Rozz522, March 29, 2022
    • 1 reply
    • 3.5k views
    • 
    • sheath
    • March 29, 2022

24. Center console is freezing

    By Mainliner, December 23, 2022
    • 6 replies
    • 6.8k views
    • 
    • teegolf
    • February 5, 2024

25. Center console is freezing

    By Mainliner, December 23, 2022
    • 1 reply
    • 828 views
    • 
    • GMCustomerService
    • December 23, 2022