Troubleshooting, Warranty & Recalls

3,465 topics in this forum

1. IPhone contacts not synching properly

   By gph75, January 8, 2020
   • 1 reply
   • 343 views
   • 
   • RPaul
   • January 9, 2020

2. 2019 Silverado recent issue

   By Aguilar2319, January 23, 2021
   • 1 reply
   • 930 views
   • 
   • Transient
   • January 23, 2021

3. USB Music - Voice Prompt

   By GMC-AT, February 7, 2019
   • 1 reply
   • 629 views
   • 
   • GMC-AT
   • February 7, 2019

4. 2021 Sierra Oil pressure issue

   By Smoltified, July 2, 2024
   • 1 reply
   • 1.1k views
   • 
   • newdude
   • July 2, 2024

5. 2020 Sierra Elevation Body Panel Gaps

   By Ajt116, September 17, 2020
   • 1 reply
   • 1.1k views
   • 
   • Ajt116
   • September 17, 2020

6. TSB List?

   By Pappy58, June 17, 2020
   • 1 reply
   • 1.4k views
   • 
   • bamorris2
   • June 17, 2020

7. fuel gauge misreading?

   By HONDABBQ, November 6, 2019
   • 1 reply
   • 537 views
   • 
   • Sjordan
   • November 7, 2019

8. 2021 Silverado 1500 heads up display not working

   By a61bk, June 9, 2022
   • 1 reply
   • 6.4k views
   • 
   • a61bk
   • June 14, 2022

9. Anyway to turn off dashboard cluster in Acc mode

   By Fenschuey, August 9, 2020
   • 1 reply
   • 778 views
   • 
   • redwngr
   • August 13, 2020

10. Trailer lights not working

    By goose hunter, July 20, 2019
    • 1 reply
    • 2.7k views
    • 
    • Rsktm300xcw
    • July 22, 2019

11. 20" AT wheels/tires on base LT with 17's

    By zzrsouth, August 28, 2019
    • 1 reply
    • 578 views
    • 
    • zzrsouth
    • August 28, 2019

12. Inline speedo calibrator - Check Engine light

    By rainadog23, April 13, 2020
    • 1 reply
    • 3.6k views
    • 
    • ict_wildcat
    • October 26, 2020

13. 2021 start sticking

    By Brooke00517, June 29, 2021
    • 1 reply
    • 1.6k views
    • 
    • gemarsh
    • July 1, 2021

14. 2019 infotainment / USB ports not powering up without resetting settings every start

    By bosoxfan7907, January 8, 2024
    • 1 reply
    • 731 views
    • 
    • SteveP45
    • January 8, 2024

15. User Profile Account Verification Email Not Being Received ???

    By Rosshog, September 14, 2019   

    • Verification
    • email
    • (and 6 more)

      Tagged with:

      • Verification
      • email
      • profile
      • account
      • settings
      • at4
      • user
      • infotainment
    • 1 reply
    • 9.6k views
    • 
    • CRApex
    • October 21, 2019

16. 10spd / torque converter issues? 20 AT4

    By ajs800, June 7, 2021
    • 1 reply
    • 5.9k views
    • 
    • black00ta
    • June 25, 2021

17. Electrical

    By 2019 trailbeezy, July 3, 2024
    • 1 reply
    • 487 views
    • 
    • GMCustomerService
    • July 3, 2024

18. Drivers seat uncomfortable due to seat vibrator motors

    By steve338, December 14, 2019
    • 1 reply
    • 926 views
    • 
    • Mikedfw
    • December 14, 2019

19. Turn signal light not working after replacing whole assembly

    By Hunter Dollar, March 7
    • 1 reply
    • 238 views
    • 
    • Hunter Dollar
    • March 7

20. 2020 Trailboss trailer lights

    By sam hain, May 4, 2021
    • 1 reply
    • 948 views
    • 
    • sam hain
    • May 4, 2021

21. Help me identify the fastener

    By ArcherMP, March 6, 2020
    • 1 reply
    • 421 views
    • 
    • Dnt
    • March 6, 2020

22. 2020 TB Exhaust Leak?

    By ZimmTruck, March 11, 2020
    • 1 reply
    • 6.6k views
    • 
    • twigs9200
    • December 27, 2020

23. 2019 sierra x31 rotors

    By Darrell 59, September 13, 2023
    • 1 reply
    • 1.7k views
    • 
    • newdude
    • September 13, 2023

24. Replacing harness to Brake Pad Life sensor on Passenger Front

    By wacnstac, May 20, 2025
    • 1 reply
    • 1k views
    • 
    • davester
    • June 19, 2025

25. 2019 GMC Sierra AT4

    By Brian Starbuck, February 24, 2022
    • 1 reply
    • 603 views
    • 
    • fastk9dad
    • February 24, 2022