Troubleshooting, Warranty & Recalls

3,465 topics in this forum

1. 2019 custom trail boss fog lights

   By HomeCokedale, September 1, 2019
   • 4 replies
   • 4.9k views
   • 
   • Nestor
   • December 18, 2021

2. Triple honk, with fob where it should be.

   By Atlas, July 21, 2021
   • 4 replies
   • 1.2k views
   • 
   • Atlas
   • August 11, 2021

3. 2024 Denali - Trailer Brake/Brake Gain Not Recalled

   By McIrish, June 5, 2025
   • 4 replies
   • 983 views
   • 
   • McIrish
   • July 15, 2025

4. Vibration at 30 mph on decel

   By trp34g, December 11, 2023
   • 4 replies
   • 2.4k views
   • 
   • silveradosid
   • December 13, 2023

5. P1339 - glow plug CEL

   By Time2gofishing1980, January 13, 2022
   • 4 replies
   • 18.9k views
   • 
   • smiti3
   • February 18, 2025

6. CLOTH TO AT4 SEAT SWAP QUESTIONS!

   By Kenneth McMahan, November 6, 2024
   • 4 replies
   • 2.5k views
   • 
   • Jp2491
   • November 28, 2024

7. Infotainment Agreement on every start

   By WwRGSwW, May 11, 2019
   • 4 replies
   • 640 views
   • 
   • carlosh
   • May 11, 2019

8. 21 w Power Folding Tow Mirrors

   By Jeff Pindelski, April 15
   • 4 replies
   • 382 views
   • 
   • GMCustomerService
   • May 4

9. Sierra 1500 (2019) tailgate - can it be opened manually?

   By SierraSam, June 26, 2021
   • 4 replies
   • 9k views
   • 
   • MarkMacie
   • December 31, 2024

10. How to lift height of driver's seat.

    By HellRazor, July 10, 2021
    • 4 replies
    • 28.6k views
    • 
    • HellRazor
    • July 10, 2021

11. Fender Bender - what to do?

    By Ezekiel2517, April 19, 2022
    • 4 replies
    • 2.1k views
    • 
    • eppieguy
    • April 21, 2022

12. P2099 and P0174 codes, where to start?

    By johnnyquick, April 16
    • 4 replies
    • 621 views
    • 
    • asilverblazer
    • April 17

13. Under Body Seam Sealer Drips

    By mwbutcher, September 23, 2019
    • 4 replies
    • 852 views
    • 
    • mwbutcher
    • September 24, 2019

14. Gauges all read zero and message to service every system

    By Desmo, December 15, 2020
    • 4 replies
    • 1.1k views
    • 
    • Desmo
    • December 17, 2020

15. 2020 GMC 1500 AT4

    By Greg B, February 1, 2021   

    • Wipers
    • defroster
    • 4 replies
    • 6.3k views
    • 
    • silveradosid
    • February 25, 2022

16. Won’t turn on, won’t turn off, won’t go into park

    By SierraKid, November 18, 2022
    • 4 replies
    • 720 views
    • 
    • GMCustomerService
    • November 18, 2022

17. 2026 sierra bad brake controller

    By flattop, June 23
    • 4 replies
    • 248 views
    • 
    • newdude
    • June 24

18. Turning Off Backup Camera

    By BlancoSilverado, July 3, 2019
    • 4 replies
    • 22.4k views
    • 
    • Corinne Osborne
    • February 8, 2020

19. Pause button is missing on my 2019 Z71 LTZ with Bose

    By JimTT, December 13, 2019
    • 4 replies
    • 831 views
    • 
    • JimTT
    • December 14, 2019

20. Touch screen issue

    By Buickracer455, February 12, 2020
    • 4 replies
    • 9.5k views
    • 
    • Keypek
    • April 23, 2020

21. Dumb Question (radio)

    By Huddle_House, April 22, 2021
    • 4 replies
    • 854 views
    • 
    • Anacortes Army Guy
    • April 23, 2021

22. Weak sounding horn

    By L87Powered, December 3, 2021
    • 4 replies
    • 22.4k views
    • 
    • Atlas
    • December 4, 2021

23. 2021 Silverado with navigation - Voice Button goes to Siri

    By reeseb, October 14, 2021
    • 4 replies
    • 1.3k views
    • 
    • reeseb
    • October 14, 2021

24. 2020 Trail Boss Blowing a/c full on remote start, how can I adjust this?

    By mikus, November 19, 2020   

    • Climate control
    • remote start
    • 4 replies
    • 3.5k views
    • 
    • mikus
    • November 19, 2020

25. Auto off and on

    By Luisg, January 21, 2023
    • 4 replies
    • 1.4k views
    • 
    • GMCustomerService
    • January 30, 2023