Troubleshooting, Warranty & Recalls

919 topics in this forum

1. Day 1 with 24 AT4. Power Running Boards...

   By Jpar247, June 23, 2023
   • 1 reply
   • 1.1k views
   • 
   • 64BAwagon
   • June 23, 2023

2. Brakes Squeaking @ 10K 1 2 3 4 7

   By LarryM, September 16, 2020
   • 98 replies
   • 61k views
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   • Grjfer
   • June 22, 2023

3. 2500HD Fan Belt broken

   By Laurent Kim, June 4, 2023
   • 10 replies
   • 10.5k views
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   • redwngr
   • June 15, 2023

4. 2024 High Country 2500HD DPF Restriction Code

   By That1Silverado, June 4, 2023
   • 2 replies
   • 3.9k views
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   • kylant
   • June 13, 2023

5. Weird infotainment screen glitch

   By Pryme, June 9, 2023
   • 7 replies
   • 4.9k views
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   • Jettech1
   • June 12, 2023

6. Trailer Right Turn/Brake light not working.

   By Axtell, June 9, 2023
   • 3 replies
   • 19.1k views
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   • Axtell
   • June 9, 2023

7. 2020 Chevrolet 2500 hd electronic and ac problems

   By Kyle Prater, June 4, 2023
   • 0 replies
   • 1.9k views
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   • Kyle Prater
   • June 4, 2023

8. Torsion bar help 23’ custom diesel

   By bryant87, June 4, 2023
   • 0 replies
   • 830 views
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   • bryant87
   • June 4, 2023

9. "please supply password to continue to use connected services" Does anyone know if this is onstar or something else?

   By GMC4Zee, May 29, 2023
   • 5 replies
   • 1.9k views
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   • shadow gray 2020 hd
   • June 3, 2023

10. 6.6 Gas Check Engine Light

    By Stand By, May 23, 2023
    • 9 replies
    • 5.7k views
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    • GMCustomerService
    • June 1, 2023

11. Metallic slap, chirp type of noise

    By kylant, May 16, 2023
    • 6 replies
    • 1.7k views
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    • kylant
    • June 1, 2023

12. jimbo1

    By jimbo1, May 15, 2023
    • 1 reply
    • 723 views
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    • Crazy Canuck
    • May 29, 2023

13. TPMS low pressure alert perplexion

    By Maninthesea, January 28, 2023
    • 10 replies
    • 2.3k views
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    • sabre364
    • May 27, 2023

14. Tailgate dampener failure?

    By Pryme, May 22, 2023
    • 2 replies
    • 1.2k views
    • 
    • Jettech1
    • May 23, 2023

15. 2021 GMC Sierra 2500HD 6.6 duramax

    By Calvin Gray, May 17, 2023
    • 1 reply
    • 1.1k views
    • 
    • Brianibew
    • May 18, 2023

16. 2023 Chevy 2500 help

    By Npd15, May 5, 2023
    • 9 replies
    • 1.8k views
    • 
    • Dunn
    • May 14, 2023

17. 2023 Chevy Silverado 2500HD clunk 1 2

    By Just Mike, March 18, 2023
    • 29 replies
    • 12.1k views
    • 
    • Pryme
    • May 12, 2023

18. 2020 AT4 HD parking sensors and blind spot not working

    By Wellarmedlamb, April 16, 2023
    • 5 replies
    • 8.3k views
    • 
    • Wellarmedlamb
    • May 11, 2023

19. Low Oil Message 1 2 3

    By bigman32hockey, November 14, 2020
    • 36 replies
    • 41.2k views
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    • KARNUT
    • April 29, 2023

20. Multipro Tailgate Working Backwards. 1 2

    By Wellarmedlamb, April 17, 2023
    • 15 replies
    • 4.9k views
    • 
    • Wellarmedlamb
    • April 22, 2023

21. 2023 2500 6.6 GAS fuel overflowing when filling up

    By Kevin Wanczyk, April 17, 2023
    • 7 replies
    • 2.2k views
    • 
    • newdude
    • April 19, 2023

22. burned out complete front end differential 1 2

    By hotairgypsy, April 3, 2023
    • 16 replies
    • 3.2k views
    • 
    • Pryme
    • April 10, 2023

23. Brand New truck did not pass CA smog

    By kylant, September 1, 2020
    • 13 replies
    • 12.8k views
    • 
    • ppvsteve
    • April 7, 2023

24. Vehicle Information Reset?

    By Dr1ft3r, March 23, 2023
    • 7 replies
    • 1.5k views
    • 
    • Grumpy Bear
    • March 26, 2023

25. display not responding

    By KT13, March 17, 2023
    • 4 replies
    • 1k views
    • 
    • Jettech1
    • March 20, 2023