Troubleshooting, Warranty & Recalls

911 topics in this forum

1. 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

2. Power Windows

   By marpel, July 15, 2022
   • 5 replies
   • 4k views
   • 
   • Another JR
   • July 16, 2022

3. Trailer app

   By Stacey66, July 15, 2022
   • 0 replies
   • 661 views
   • 
   • Stacey66
   • July 15, 2022

4. Infotainment System Rebooting

   By mdbourque, August 21, 2020   

   • infotainment system
   • 13 replies
   • 24.7k views
   • 
   • CT Chevy Connoisseur
   • July 15, 2022

5. Trip odometer missing 1 2

   By mojoe7, July 29, 2020
   • 23 replies
   • 34.5k views
   • 
   • GMCustomerService
   • July 15, 2022

6. Radio stays on when truck off and door open

   By Don Horton, March 2, 2021
   • 3 replies
   • 5.4k views
   • 
   • Hagar68
   • July 12, 2022

7. ABS kicks in while driving

   By cps68500, June 23, 2022
   • 2 replies
   • 940 views
   • 
   • bowtie2007
   • July 8, 2022

8. Dead battery...2020 L5P 1 2 3

   By Revspan, June 1, 2020
   • 41 replies
   • 41.2k views
   • 
   • swathdiver
   • July 1, 2022

9. 2020 Sierra 2500HD back up camera not working

   By Jonathant34, July 17, 2020
   • 3 replies
   • 7.8k views
   • 
   • NCasas
   • June 24, 2022

10. Loose Steering

    By jamco44, October 16, 2020
    • 10 replies
    • 19.2k views
    • 
    • Michael621
    • June 21, 2022

11. 2500hd duramax towing mpg

    By MikeZ65, June 3, 2022
    • 9 replies
    • 20.4k views
    • 
    • KC Desert
    • June 20, 2022

12. Power Outlet Switch light stays on dim green

    By Killjoy1977, August 18, 2020
    • 5 replies
    • 8.7k views
    • 
    • Mic_
    • June 15, 2022

13. Trailer TPMS pressure question

    By Sumrtime, June 14, 2022
    • 1 reply
    • 841 views
    • 
    • Mic_
    • June 14, 2022

14. 3.0 Duramax cranks but won’t start 1 2 3 4 35

    By Dbersuch, March 23, 2021
    • 510 replies
    • 187.8k views
    • 
    • V8Chevy
    • June 11, 2022

15. Bed swap

    By Glo, June 11, 2022
    • 0 replies
    • 706 views
    • 
    • Glo
    • June 11, 2022

16. 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

17. Door handle swap mishap

    By Sonders, May 21, 2022
    • 14 replies
    • 7k views
    • 
    • Sonders
    • June 9, 2022

18. 2022 2500hd denali gasser Torsion bar bolts

    By Cootr68, June 7, 2022
    • 2 replies
    • 1k views
    • 
    • Cootr68
    • June 8, 2022

19. Brake pedal hard to push 1 2 3 4

    By gerald compton, August 13, 2020
    • 57 replies
    • 37.3k views
    • 
    • jpamp0817
    • June 8, 2022

20. remote start issues with key fob - Service Steering column lock

    By hesaw00, April 26, 2021
    • 3 replies
    • 9k views
    • 
    • 2022Duramax3.0
    • June 6, 2022

21. Strange popup on screen when starting up

    By GMC4Zee, May 13, 2022
    • 2 replies
    • 1.8k views
    • 
    • shadow gray 2020 hd
    • June 6, 2022

22. Check trailer lights

    By Toomas, June 1, 2022
    • 1 reply
    • 903 views
    • 
    • shadow gray 2020 hd
    • June 1, 2022

23. Trailer Tire TPMS System issues 1 2

    By Mbower2020, May 19, 2020
    • 15 replies
    • 12.6k views
    • 
    • Jean Fleury
    • May 28, 2022

24. Def issues 1 2

    By Steve Greuter, February 12, 2020
    • 27 replies
    • 35.9k views
    • 
    • shadow gray 2020 hd
    • May 25, 2022

25. TPMS

    By Slabhunter, February 28, 2022
    • 5 replies
    • 1.4k views
    • 
    • Slabhunter
    • May 18, 2022