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2015-2019 Silverado & Sierra HD Troubleshooting

A central location to report any issues or asking for help troubleshooting any problems with your 2015-2019 Chevrolet Silverado HD or GMC Sierra HD. Also recall announcements and Technical Service Bulletins (TSB)

721 topics in this forum

  1. No Power Anywhere-2016 GMC Sierra 2500Hd 6.0 gas

    By Longrodvonhugendong,
    • 2 replies
    • 4.5k views

  3. Engine/transmission 6.6has

    By Jp3313,
    • 0 replies
    • 832 views

  4. GM Genuine Parts 23337305 Trailer Brake Power Control Module

    By Hualdave,
    • 1 reply
    • 1.5k views

  5. Horn does not work when engine compartment is hot!

    By Mike Pyne,   
    • 2 replies
    • 1.3k views

  6. Torque specs for replacing Pitman and Idler arms

    By Mike Ross ID,
    • 4 replies
    • 20.2k views

  7. 2015 Silverado 2500HD 6.0 Check Engine light diagnosis need help.

    By rvhoehn,
    • 2 replies
    • 1.9k views

  8. 2019 GMC Sierra Can't Find Power Mirror Fuse

    By StuccoGuy,
    • 4 replies
    • 8.2k views

  9. Do 2500's with hydroboost and lane departure option have the "lane keep assist" feature as well where it steers for you?

    By DeathByNissan55,   
    • 5 replies
    • 1k views

  10. A/C issue

    By usgregp,
    • 2 replies
    • 869 views

  11. Water leak

    By David12,
    • 13 replies
    • 37.1k views

  12. Front End Torque specs ?

    By Kettlez,
    • 2 replies
    • 1.3k views

  13. Cooking fan operation

    By Dr.J.,
    • 1 reply
    • 912 views

  14. Shifting issues

    By jacob keese,
    • 1 reply
    • 730 views

  15. 2017 Chevy Silverado LTZ 2500HD 6.6 Duramax. The engine suddenly shut down comming off a stop sign.

    By Negrita2017,
    • 0 replies
    • 881 views

  16. Sunroof leak

    By Denali James,
    • 14 replies
    • 28.2k views

  17. Power folding tow mirrors memory adjustment issue

    By Rahn Mclawhorn Jr,
    • 3 replies
    • 897 views

  18. 2016 Sierra 1500HD tech sheet

    By HVACMATT,
    • 2 replies
    • 817 views

  19. Tow Lights not working but lens do.

    By Bambam1032,
    • 0 replies
    • 692 views

  20. Service power steering 1 2

    By fupa74,   
    • 17 replies
    • 56.2k views

  21. All warning lights on

    By DBeau,
    • 7 replies
    • 18.2k views

  22. Remote lock and unlock problem... 1 2 3

    By Mike Hamm,   
    • 34 replies
    • 71.6k views

  23. Dash rattle coming from passenger side

    By Washburnvincent,
    • 8 replies
    • 8.3k views

  24. 2017 HD fob issues

    By Something-clever-firemedic,
    • 0 replies
    • 659 views

  25. 2016 Steering issue resolved 1 2

    By greeves,
    • 20 replies
    • 34.6k views

  26. Transmission options

    By Chevyfan3,
    • 12 replies
    • 1.2k views


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