Troubleshooting, Warranty & Recalls

3,465 topics in this forum

1. Road Walking

   By nicholsbradley, July 16, 2020
   • 1 reply
   • 1.2k views
   • 
   • batman900
   • July 17, 2020

2. Audio problem with kicker multipro gate

   By Brianmk, July 16, 2020
   • 1 reply
   • 2.5k views
   • 
   • shellbunner
   • July 16, 2020

3. Knock/ Tick noise (inside cab)

   By duran492, June 23, 2020
   • 5 replies
   • 1.8k views
   • 
   • TomCorey
   • July 16, 2020

4. Heads Up 3.0L Owners. Def System Re Flash TSB

   By ILSilverado, July 14, 2020
   • 9 replies
   • 18.7k views
   • 
   • Colossus
   • July 16, 2020

5. ‘19 Sierra Denali Rear seat Clicking/Knocking

   By TomCorey, July 15, 2020
   • 2 replies
   • 1.6k views
   • 
   • TomCorey
   • July 16, 2020

6. 20 Sierra AT4 carbon pro 3.0 P25A2

   By Wiguy07, July 15, 2020
   • 0 replies
   • 1.8k views
   • 
   • Wiguy07
   • July 15, 2020

7. Sierra popping sound in rear end/rear suspension when truck flexes.

   By jbr1888, July 9, 2020
   • 6 replies
   • 15.7k views
   • 
   • kpanza
   • July 10, 2020

8. P0443 and P0458

   By RStrain56, July 8, 2020
   • 3 replies
   • 7.3k views
   • 
   • RStrain56
   • July 10, 2020

9. New 2020 Sierra 1500 AT4 - Stuck in Park and Warning/Error Codes

   By Commander769, May 16, 2020
   • 5 replies
   • 6.2k views
   • 
   • Wayne Black
   • July 9, 2020

10. STUCK IN PARK!!! 1 2

    By Jleslie52785, May 15, 2020
    • 16 replies
    • 4k views
    • 
    • Wayne Black
    • July 9, 2020

11. 2020 Silverado 1500 DRL Issue

    By rjgerry, July 9, 2020
    • 0 replies
    • 1.2k views
    • 
    • rjgerry
    • July 9, 2020

12. 3.0 Cold Engine Knock

    By yousaveone, July 1, 2020
    • 14 replies
    • 13.5k views
    • 
    • ILSilverado
    • July 9, 2020

13. 2020 HD Chevy LTZ Navigation question

    By Wyoming T/A, July 9, 2020
    • 0 replies
    • 449 views
    • 
    • Wyoming T/A
    • July 9, 2020

14. Truck tries to fire up and dies immediately! HELP

    By Chevysousa, July 4, 2020
    • 14 replies
    • 1.8k views
    • 
    • aliveguy5
    • July 8, 2020

15. 2015 sierra 1500 electrical problems when braking need help

    By Gmc fo life, May 26, 2020
    • 2 replies
    • 726 views
    • 
    • djHaystack
    • July 8, 2020

16. Front suspension issue

    By DVRider, July 6, 2020
    • 1 reply
    • 8k views
    • 
    • Gangly
    • July 7, 2020

17. What Is This Ringing? 1 2 3

    By truck_newbie, December 11, 2019
    • 43 replies
    • 11.8k views
    • 
    • Muskyhunter777
    • July 6, 2020

18. Clicking noise when pressing rear window button

    By chukronos, June 28, 2020
    • 5 replies
    • 4.2k views
    • 
    • Giantpeaches
    • July 3, 2020

19. Smoke out the back of a 2020 6.2 Denali

    By Shiva, July 1, 2020
    • 2 replies
    • 1.6k views
    • 
    • Colossus
    • July 3, 2020

20. How many trips to fix an oil leak??

    By Shiva, June 14, 2020
    • 4 replies
    • 9.4k views
    • 
    • jasnak
    • July 3, 2020

21. Alignment needed on new vehicle. Thoughts? 1 2

    By 0REDSOX7, April 27, 2020
    • 23 replies
    • 2.8k views
    • 
    • 0REDSOX7
    • July 2, 2020

22. Radio - Phone Pairing Issue

    By Num70, May 21, 2020
    • 3 replies
    • 1.9k views
    • 
    • Num70
    • July 2, 2020

23. Front brakes issue

    By Dersch, July 1, 2020
    • 1 reply
    • 647 views
    • 
    • steve841
    • July 1, 2020

24. Fans Running at Random times 6.2L/10spd

    By jtav2002, May 19, 2020
    • 7 replies
    • 1.1k views
    • 
    • jtav2002
    • July 1, 2020

25. Your new truck is going to rot... look what I found.

    By Cow Chi, June 20, 2020
    • 6 replies
    • 2.9k views
    • 
    • 19Sierra
    • June 30, 2020