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Troubleshooting, Warranty & Recalls

The help desk. Diagnose Google Built-In glitches, transmission shudder, check engine lights, and discuss warranty claims.

3,471 topics in this forum

  1. RPM gauge bouncing and slight shudder 2021 Sierra 6.2L 10spd

    By BigGuy44,
    • 2 replies
    • 1.2k views

  2. Trailer lights cutting out?

    By TJL72,
    • 3 replies
    • 614 views

  3. 2024 GMC Sierra 1500 SLE brake / signal tail light bulb

    By Kris Wawak,
    • 0 replies
    • 482 views

  4. Missing sunroof drain tube

    By BIGF46,
    • 7 replies
    • 1.9k views

  5. Strange Password Request? 1 2

    By Ezekiel2517,
    • 17 replies
    • 53.6k views

  6. Rear Camera - Not Very Clear? 1 2 3

    By mattsvtcobra,
    • 33 replies
    • 29.4k views

  7. Off Road Drive Mode Keeps Resetting

    By JWSmith6,
    • 2 replies
    • 1.5k views

  8. Lost Boundary lines on my back up camera screen

    By skiracer3,
    • 3 replies
    • 973 views

  9. 19 Silverado 1500 2.7L Cold Start Noises

    By JCwrench,
    • 0 replies
    • 652 views

  10. Signal light mysteriously turning on and off

    By Josalynn,
    • 6 replies
    • 20k views

  11. Power loss

    By 19l5pwithsaltycheapwiring,
    • 0 replies
    • 1.2k views

  12. 2024 backup light 1 2

    By Matthew Darr,
    • 19 replies
    • 19.7k views

  13. 2021 Grease Points

    By MacLaren,
    • 0 replies
    • 549 views

  14. Driver Side Mirror Shake

    By Heinzy,
    • 4 replies
    • 4k views

  15. Backup Camera Angle 1 2 3

    By odarevliS,
    • 42 replies
    • 54.9k views

  16. Service Charging System Vehicle May Stall 1 2

    By Jrodpic,
    • 17 replies
    • 24.7k views

  17. 2020 Sierra heated/cooled seats not working

    By Bradley20,
    • 7 replies
    • 3.3k views

  18. Brand new 2025 high country major issues

    By Paul William Turner,   
    • 3 replies
    • 11.6k views
    • Z45
    • Z45

  19. Service Parking Brake - PB Will Not Let Go

    By USMMA82,
    • 4 replies
    • 20k views

  20. 2019 silverado doesn't start

    By Carlos Medina,
    • 0 replies
    • 568 views

  21. Trans Valve Body

    By PunchT37,
    • 3 replies
    • 3k views

  22. LED Headlight bulb issue

    By BigGuy MDU,
    • 2 replies
    • 1.5k views

  23. 2022 AT4 Transmission Hesitation and/or Shudder? 1 2 3 4

    By OSXROB,   
    • 51 replies
    • 50.5k views
    • CBE
    • CBE

  24. Push Button Start issues 1 2

    By Scott Courtney,   
    • 18 replies
    • 54.4k views

  25. 2019 GMC Sierra 1500 Code P129F - replaced control module and fuel pump still won't start

    By KevinMCooper,
    • 0 replies
    • 627 views
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