Troubleshooting, Warranty & Recalls

3,465 topics in this forum

1. Rear camera comes on when approaching something at front of truck???

   By Bentley Wallace, January 16, 2020
   • 1 reply
   • 393 views
   • 
   • 2016 Sierra Owner
   • January 16, 2020

2. Horrible MPG, what’s wrong with my truck! 1 2 3 4

   By brendon444, January 15, 2020
   • 53 replies
   • 28.4k views
   • 
   • Dnt
   • February 22, 2020

3. Bose speaker door buzz

   By Ezekiel2517, January 15, 2020
   • 3 replies
   • 6.4k views
   • 
   • Twister89
   • October 12, 2020

4. Distance and best MPG

   By kNAPPER, January 15, 2020
   • 0 replies
   • 379 views
   • 
   • kNAPPER
   • January 15, 2020

5. Locked in! Anyone else experience this.

   By vikingz71, January 14, 2020
   • 6 replies
   • 886 views
   • 
   • ILSilverado
   • January 24, 2020

6. 2019/2020 5.3 with 10 speed 1 2 3

   By MurphDDm4, January 14, 2020
   • 32 replies
   • 26.2k views
   • 
   • Offroad9730
   • January 4, 2025

7. Power window wont stop at full close

   By Ezekiel2517, January 14, 2020
   • 1 reply
   • 6.7k views
   • 
   • 2017Darkness
   • January 15, 2020

8. Passenger Dash Speaker Area Rattle

   By hotrodz37, January 14, 2020
   • 3 replies
   • 1.8k views
   • 
   • hotrodz37
   • January 15, 2020

9. Air Dam

   By ausomecasey, January 14, 2020
   • 8 replies
   • 15.1k views
   • 
   • Trvlngnrs
   • January 21, 2020

10. 2020 3.0 Diesel Engine fan Racing (Diesel particulate filter?) 1 2 3 4 5

    By Truckasaurus, January 14, 2020
    • 65 replies
    • 27.3k views
    • 
    • redwngr
    • January 28, 2025

11. Low battery voltage while running

    By 2019-AT4, January 12, 2020
    • 5 replies
    • 56.3k views
    • 
    • nichos
    • January 14, 2020

12. New Silverado built 10/18, what do l need to update at the dealer?

    By bigdoug42, January 12, 2020
    • 5 replies
    • 1.5k views
    • 
    • Lsgun1
    • January 13, 2020

13. CarPlay connecting intermittently

    By cdrake, January 12, 2020
    • 1 reply
    • 1.3k views
    • 
    • afterburner82
    • February 7, 2020

14. Crap radio.new head unit options??

    By michael betz, January 12, 2020
    • 8 replies
    • 1.9k views
    • 
    • cmysstailights
    • February 2, 2020

15. Driver side front park assist out of control.

    By HONDABBQ, January 12, 2020
    • 5 replies
    • 683 views
    • 
    • Wisco68
    • February 4, 2020

16. High Revs

    By SmokeyJoe101, January 11, 2020
    • 1 reply
    • 729 views
    • 
    • CamGTP
    • January 11, 2020

17. 2019 AT4 Sirius XM Missing Features 1 2

    By txat4, January 10, 2020
    • 19 replies
    • 7.2k views
    • 
    • Cboc21
    • June 2, 2020

18. 2020 would not start - started next day after towed to dealer

    By IlFarmer217, January 9, 2020
    • 0 replies
    • 509 views
    • 
    • IlFarmer217
    • January 9, 2020

19. dash light - mileage

    By tomleo67, January 9, 2020
    • 4 replies
    • 620 views
    • 
    • tomleo67
    • January 10, 2020

20. Codes

    By SmokeyJoe101, January 9, 2020
    • 1 reply
    • 506 views
    • 
    • Rocz3cqg
    • January 9, 2020

21. IPhone contacts not synching properly

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

22. Disappointed With This Scratch and Dent

    By truck_newbie, January 6, 2020
    • 10 replies
    • 2.5k views
    • 
    • steve841
    • June 11, 2020

23. ‘20 GMC Sierra Denali Park Assist Disabled

    By KL Fopono, January 6, 2020
    • 12 replies
    • 37.4k views
    • 
    • Scomo67
    • November 3, 2021

24. Satellite Signal Lost 1 2

    By Divide Wee, January 6, 2020
    • 20 replies
    • 21.2k views
    • 
    • TPP
    • September 11, 2020

25. Water in rockers and floorboards

    By DaveHC, January 6, 2020
    • 7 replies
    • 8.6k views
    • 
    • DaveHC
    • January 23, 2020