Troubleshooting, Warranty & Recalls

912 topics in this forum

1. TPMS reading rear tire pressures incorrectly 1 2

   By msmanuel, December 16, 2024   

   • 2022 silverado 2500 HD
   • High Country 6.6 Duramax
   • 16 replies
   • 5.2k views
   • 
   • msmanuel
   • December 28, 2024

2. 2020 GMC Sierra 1500 won't start

   By HubcapCharlie, November 15, 2020
   • 2 replies
   • 5.2k views
   • 
   • HubcapCharlie
   • January 16, 2021

3. 2021 2500HD Sierra Denali won't start but cranks over

   By 2021 2500hd denali, December 16, 2020
   • 6 replies
   • 5.2k views
   • 
   • GMCustomerService
   • November 14, 2022

4. Trailer TPMS not saving

   By bowtie2007, January 19, 2020
   • 3 replies
   • 5.1k views
   • 
   • kf9yr
   • February 15, 2020

5. 2024 6.6 Gas Misfire

   By transam617, January 26, 2025
   • 9 replies
   • 5.1k views
   • 
   • lineman1234
   • July 1, 2025

6. Code reader for dummies

   By Sher715, May 8, 2021
   • 1 reply
   • 5.1k views
   • 
   • rmsmis
   • June 23, 2021

7. Blind Spot Monitoring w/Trailer

   By Skeld, January 11, 2023
   • 3 replies
   • 5.1k views
   • 
   • Skeld
   • January 12, 2023

8. Multi-Pro Tailgate Trim Popping

   By Cdcd5252, January 26, 2021
   • 7 replies
   • 5k views
   • 
   • L8T
   • January 29, 2021

9. Service ESC Message?

   By CT Chevy Connoisseur, January 19, 2022
   • 5 replies
   • 5k views
   • 
   • MTU Alum
   • January 20, 2022

10. 2020 GMC Sierra 2500HD Towing Mirrors

    By Mrzacharrr, February 15, 2022
    • 2 replies
    • 5k views
    • 
    • redwngr
    • March 1, 2022

11. Weird infotainment screen glitch

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

12. 2020 2500HD 4x4 help please!!

    By Bones454, May 7, 2020
    • 7 replies
    • 4.9k views
    • 
    • Dunn
    • May 9, 2020

13. MultiPro Tailgate Alignment - Upper Tailgate

    By Rexy, February 11, 2022
    • 4 replies
    • 4.8k views
    • 
    • newdude
    • February 16, 2022

14. 6.6L Gas Engine "pinging"

    By AT4X Steve, October 29, 2024
    • 12 replies
    • 4.8k views
    • 
    • lineman1234
    • December 18, 2025

15. 2024 HD key fobs activating in pocket

    By 64BAwagon, April 11, 2024
    • 5 replies
    • 4.8k views
    • 
    • 64BAwagon
    • April 11, 2024

16. Multipro Tailgate Working Backwards. 1 2

    By Wellarmedlamb, April 17, 2023
    • 15 replies
    • 4.7k views
    • 
    • Wellarmedlamb
    • April 22, 2023

17. Side Mirror tightening

    By marpel, December 10, 2022
    • 0 replies
    • 4.7k views
    • 
    • marpel
    • December 10, 2022

18. 2021 2500HD Power Tailgate not working

    By MessF4, November 21, 2021
    • 1 reply
    • 4.7k views
    • 
    • GJBruhin
    • February 28, 2022

19. How can I have my heater steering wheel turn on with remote start

    By rorry altmann, January 28, 2022
    • 2 replies
    • 4.6k views
    • 
    • billa9b0ng
    • January 28, 2022

20. Sunglass holder

    By The Bopper, September 5, 2019
    • 9 replies
    • 4.6k views
    • 
    • ApertureX
    • September 9, 2019

21. 4WD Engagement / Break-In - First Time Owner, Education Needed 1 2 3

    By SoCal Angler, February 23, 2025
    • 32 replies
    • 4.6k views
    • 
    • Chuck FB
    • March 29, 2025

22. Trailer brake controller...how many axles can i handle?

    By hotairgypsy, December 1, 2020
    • 5 replies
    • 4.6k views
    • 
    • redwngr
    • December 2, 2020

23. Has anyone had paint defects?

    By Derek Howard, August 17, 2020
    • 7 replies
    • 4.5k views
    • 
    • Chevy Guy 1234
    • March 24, 2022

24. Tow Mirror Help!

    By Sierra Jon, October 30, 2021
    • 7 replies
    • 4.4k views
    • 
    • NWStever
    • January 22, 2022

25. Steering sound at idle normal?

    By RJ2500, March 16, 2022
    • 4 replies
    • 4.4k views
    • 
    • RJ2500
    • March 16, 2022