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Troubleshooting, Warranty & Recalls

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

3,465 topics in this forum

  1. 2019 Silverado WT: Program new fob/key with only 1 original?

    By Zgoat3,
    • 2 replies
    • 683 views

  2. Key Fobs don’t work with new batteries

    By DIrkk,
    • 0 replies
    • 420 views

  3. Onstar notification

    By JP33,
    • 14 replies
    • 11.5k views

  4. *SOLVED* Rattling after Weathertech mudflap install

    By schindles,
    • 0 replies
    • 1.4k views

  5. Lugging sound in 2-1 shift

    By CCTX,
    • 0 replies
    • 454 views

  6. WHAT TO DO WHEN AN OPTION WAS LEFT OUT OF YOUR ORDER

    By aha1987,
    • 10 replies
    • 1.4k views

  7. 2020 Trailboss AC not really cold

    By Mangano,
    • 7 replies
    • 1.2k views

  8. Has anyone seen this? Blinking LED DRL with HC Headlight upgrade

    By Rob Sye,
    • 7 replies
    • 7.3k views

  9. DIC Problem

    By cooter2,
    • 4 replies
    • 14.5k views

  10. infotainment errors

    By ChrisChris7979,
    • 3 replies
    • 896 views

  11. Trouble shooting

    By Jared Galica,
    • 1 reply
    • 648 views

  12. I'm officially stupid...

    By WeGone,
    • 13 replies
    • 1.9k views

  13. Service Steering Column Lock

    By Tyler052,
    • 0 replies
    • 2.4k views

  14. Lane Keep Assist "Unavailable" 1 2 3 4 7

    By tech2therescue,   
    • 96 replies
    • 90.8k views

  15. 2019 Sierra Power Running Board Programming

    By trip1230,
    • 1 reply
    • 10.6k views

  16. Fender Bender - what to do?

    By Ezekiel2517,
    • 4 replies
    • 2.1k views

  17. Rear Camera disconnected

    By Vegas2015,   
    • 1 reply
    • 3.3k views

  18. Apple CarPlay Brightness

    By PyroTeKniX,
    • 4 replies
    • 16.9k views

  19. 21 at4 6.2 transmission toast 1 2

    By Bob’s Sierra,
    • 16 replies
    • 2.4k views

  20. Tailgate gap cover question

    By Sierra in the Sand,
    • 7 replies
    • 1.7k views

  21. Android auto and volume control

    By Highflyer,
    • 2 replies
    • 4.8k views

  22. Check engine misfire/fuel pump module 1 2

    By SierraNoob,   
    • 18 replies
    • 17k views

  23. High Country Power Running Board Issue

    By eppieguy,
    • 2 replies
    • 10.6k views

  24. Problème d'alimentation des caméras installées sur remorque ou fifthweel

    By Beauséjour Alain,
    • 4 replies
    • 933 views

  25. Should I get lifter issue looked at before taking delivery of a used 2021 RST - CPO? 1 2

    By Oscar Cabrera,
    • 17 replies
    • 5k views
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