Troubleshooting, Warranty & Recalls

3,465 topics in this forum

1. Forward Collision Alert unavailable after adding rear view mirror camera

   By Andrew Weaver, 14 hours ago
   • 0 replies
   • 33 views
   • 
   • Andrew Weaver
   • 14 hours ago

2. 2026 Z71 Forward and Rear Park Assist help

   By Slow, Sunday at 03:34 PM
   • 0 replies
   • 133 views
   • 
   • Slow
   • Sunday at 03:34 PM

3. Will not stay in Reverse

   By TheGeek, Sunday at 11:23 AM
   • 0 replies
   • 99 views
   • 
   • TheGeek
   • Sunday at 11:23 AM

4. Intermittent no-code issues on 2022.5+ V8 trucks — what did the shop fail to capture?

   By bluev8, June 25
   • 13 replies
   • 463 views
   • 
   • asilverblazer
   • 13 hours ago

5. 2021 vs 2026 handling (1500 X31 Sierra)

   By im4snow2000, June 25
   • 2 replies
   • 196 views
   • 
   • dennismc
   • Friday at 03:35 PM

6. Wind noise

   By Markey, June 24
   • 0 replies
   • 89 views
   • 
   • Markey
   • June 24

7. 2026 sierra bad brake controller

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

8. Video processing module location

   By twgraham, June 23
   • 1 reply
   • 168 views
   • 
   • silveradosid
   • June 24

9. Subtle vibration, can of worms opened.

   By Sparky176, June 23
   • 1 reply
   • 167 views
   • 
   • silveradosid
   • June 24

10. “Ticking” sound coming from front of the vehicle

    By JJ_Denali2020, June 22
    • 0 replies
    • 172 views
    • 
    • JJ_Denali2020
    • June 22

11. Rear Crew Cab Door Wont Open

    By tjonesdfw, June 19
    • 2 replies
    • 207 views
    • 
    • GMCustomerService
    • June 22

12. Shift to Park Message Warranty Claim

    By tjonesdfw, June 19
    • 1 reply
    • 169 views
    • 
    • Coastie05
    • June 19

13. Can anyone decode a VIN to determine if this truck has had emissions issues or a recall?

    By cherryred21duramax, June 15
    • 8 replies
    • 622 views
    • 
    • cherryred21duramax
    • June 18

14. Anyone had to replace their Onstar module a.k.a. Telematics unit?

    By Gamer Flash, June 15
    • 2 replies
    • 247 views
    • 
    • Gamer Flash
    • June 16

15. Truck all over the road when hitting bumps

    By cmac013, June 10
    • 4 replies
    • 364 views
    • 
    • Z45
    • June 12

16. new engine life span?

    By Leroy114, June 7
    • 5 replies
    • 504 views
    • 
    • rmacdona
    • June 16

17. Electric Tailgate

    By Jim13, June 7
    • 2 replies
    • 315 views
    • 
    • GMCustomerService
    • June 8

18. LZ0 P06DD Code - Not Thrust Bearing Related

    By coreydkoster, June 6
    • 0 replies
    • 176 views
    • 
    • coreydkoster
    • June 6

19. Rear dome light assembly issues.

    By Cujoesco, May 30
    • 3 replies
    • 329 views
    • 
    • GMCustomerService
    • June 4

20. Common High Mileage Problems?

    By tjonesdfw, May 29
    • 9 replies
    • 692 views
    • 
    • KARNUT
    • June 3

21. 8 speed 8th gear problem

    By silveradosid, May 28
    • 0 replies
    • 183 views
    • 
    • silveradosid
    • May 28

22. 2023 Sierra SLT screen no clock

    By Frankielozano214, May 24
    • 3 replies
    • 305 views
    • 
    • Frankielozano214
    • May 24

23. P2002

    By Phantom 4D, May 24
    • 0 replies
    • 145 views
    • 
    • Phantom 4D
    • May 24

24. Service ESC (Code C0051-1A)

    By pharmonh, May 23
    • 3 replies
    • 367 views
    • 
    • newdude
    • May 27

25. Need Some Advice

    By TexasKeith, May 20
    • 3 replies
    • 483 views
    • 
    • GMCustomerService
    • June 11