Troubleshooting, Warranty & Recalls

3,465 topics in this forum

1. Headliner rattle

   By Kkajvr6, April 1, 2020
   • 7 replies
   • 11.5k views
   • 
   • hotrodz37
   • May 5, 2020

2. Lowering the front end of a 2019 4x4 using torsion keys 1 2

   By PaulsRMT, March 31, 2020
   • 17 replies
   • 11.9k views
   • 
   • PaulsRMT
   • June 25, 2020

3. 2002 Allison trans guage

   By Troy Sanz, March 31, 2020
   • 2 replies
   • 438 views
   • 
   • Troy Sanz
   • April 1, 2020

4. 2020 Trail Boss 6.2l Towing

   By jrobb30, March 30, 2020
   • 8 replies
   • 9.9k views
   • 
   • JohnMr19
   • May 28, 2020

5. Bluetooth Song Name Not Appearing

   By Chrisd534, March 30, 2020
   • 0 replies
   • 1.2k views
   • 
   • Chrisd534
   • March 30, 2020

6. Rain / water leak by rear window 19 Trail Boss 1 2

   By Assault Offroad, March 30, 2020
   • 21 replies
   • 23.6k views
   • 
   • Grover67
   • January 5, 2021

7. Buzzing when unlocking truck

   By derek_05_07, March 29, 2020
   • 6 replies
   • 16.1k views
   • 
   • derek_05_07
   • March 30, 2020

8. Weird whirring sound in 4wd auto

   By Mikedfw, March 29, 2020
   • 10 replies
   • 17k views
   • 
   • 204Denali
   • October 28, 2020

9. Check engine light!?

   By Ranger522vx, March 29, 2020
   • 6 replies
   • 14.3k views
   • 
   • TLDLTD
   • April 1, 2020

10. Tailgate handle LED Light? 1 2

    By Ksalway, March 28, 2020
    • 16 replies
    • 22.1k views
    • 
    • Zrouge1
    • November 17, 2020

11. 3.0 Diesel Emission Issue 1 2

    By Mountainbound, March 27, 2020   

    • 3.0 Diesel
    • Emission System Error Code
    • (and 1 more)

      Tagged with:

      • 3.0 Diesel
      • Emission System Error Code
      • Sierra 1500 Diesel
    • 17 replies
    • 26.8k views
    • 
    • GMCustomerService
    • August 5, 2022

12. Service brake pad monitor? 1 2 3 4

    By Bikeman, March 27, 2020
    • 51 replies
    • 128.5k views
    • 
    • Herbe Brown
    • September 20, 2024

13. Front Parking assist

    By awh3rgm, March 26, 2020
    • 4 replies
    • 15k views
    • 
    • Theweavman
    • May 10, 2020

14. 2020 Z71 Trail Boss backup camera, auto stop issues

    By Dally, March 26, 2020   

    • Camera
    • Auto stop Z71
    • 2 replies
    • 1.7k views
    • 
    • f8l vnm
    • March 26, 2020

15. 2019 6.2l cold start sound

    By jbshoo, March 26, 2020
    • 9 replies
    • 11.6k views
    • 
    • MichaelA10465
    • June 2, 2021

16. Live Traffic Issues 2019 AT4

    By Jmcab, March 26, 2020
    • 2 replies
    • 1.6k views
    • 
    • Jmcab
    • March 29, 2020

17. Sunshade back on track?

    By hotrodz37, March 25, 2020
    • 0 replies
    • 385 views
    • 
    • hotrodz37
    • March 25, 2020

18. Child Locks no where to be found and can not open from inside

    By copperview, March 25, 2020
    • 4 replies
    • 52.7k views
    • 
    • OnTheReel
    • March 25, 2020

19. Radio Issues

    By Kyle Tuttle, March 23, 2020
    • 4 replies
    • 763 views
    • 
    • Mikedfw
    • May 22, 2020

20. Transmission Poll 1 2

    By Pinnacle, March 23, 2020
    • 22 replies
    • 2.6k views
    • 
    • Pinnacle
    • March 31, 2020

21. Radio knobs don’t light up

    By Okie Joe, March 22, 2020
    • 0 replies
    • 790 views
    • 
    • Okie Joe
    • March 22, 2020

22. Kicker system

    By Terry Snook, March 22, 2020
    • 2 replies
    • 1.3k views
    • 
    • Terry Snook
    • March 24, 2020

23. slow speed suspension clunking 1 2 3 4 14

    By Gthompson, March 21, 2020
    • 198 replies
    • 165.4k views
    • 
    • leolkfrm
    • August 18, 2024

24. OK GM, Fix the darn Bluetooth!!

    By firefighter907, March 21, 2020   

    • bluetooth
    • update
    • 12 replies
    • 14k views
    • 
    • John Roman
    • November 5, 2024

25. TRAIL BOSS RECALL

    By Lito Daze, March 20, 2020
    • 2 replies
    • 12.9k views
    • 
    • JimCost2014
    • March 20, 2020