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2015-2019 Silverado HD & Sierra HD

Ownership help, research, and support for the K2XX generation 2015, 2016, 2017, 2018 & 2019 Silverado HD / Sierra HD. Also known as the Silverado 2500 or 3500. 

Subforums

  1. 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)

    5.2k
    posts

  2. 2015-2019 Silverado & Sierra HD Mods

    Modifying and accessorizing your 2015-2019 Chevy Silverado 2500HD/3500HD or GMC Sierra 2500HD/3500HD.

    10.3k
    posts

  3. 6.6L (LML/L5P) & 6.0L (L96/LC8) Tech

    Technical discussion for the 2015-2016 Duramax 6.6L Turbo-Diesel V-8 (LML),  2017-2019 Duramax 6.6L Turbo-Diesel V-8 (L5P) and Vortec 6.0L V-8 (L96 / LC8) in the 2015-2019 Silverado HD and Sierra HD applications. Also includes, drivetrain, transmission, axles, differentials, and exhaust systems.

    2.8k
    posts

1,614 topics in this forum

  1. Can't turn off lights

    By DBeau,
    • 9 replies
    • 11.8k views

  3. Filter Intervals

    By 07BlueSierra,
    • 1 reply
    • 598 views

  4. JoshA

    By JoshA,   
    • 2 replies
    • 445 views

  5. Sirius/XM Module?

    By L86 All Terrain,
    • 1 reply
    • 779 views

  6. No HID's on HD's? 1 2

    By mistermcgoo,
    • 28 replies
    • 2.3k views

  7. Couple of 4wd Questions 1 2

    By 91 Shortbed Chevy,
    • 16 replies
    • 1.4k views

  8. can bus or non can bus

    By 94yj,
    • 7 replies
    • 1.8k views

  9. Wireless charging decal removal

    By dave_clt,
    • 7 replies
    • 3.1k views

  10. RECON TAIL LIGHTS FOR SALE

    By jandersendo,
    • 1 reply
    • 763 views

  11. 17 Duramax oil 1 2

    By Crowsie14,
    • 20 replies
    • 64k views

  12. 2016 2500 Stock z71 midnight edition

    By Chevyguy2019,
    • 0 replies
    • 467 views

  13. 6.0 stock exhaust system (muffler) 1 2

    By cdh027,
    • 20 replies
    • 10.2k views

  14. Alternator issues?

    By cdh027,
    • 9 replies
    • 33.1k views

  15. Anyone else get their rear window defrost recall letter? 1 2 3

    By SierraHD17,
    • 33 replies
    • 3k views

  16. Backup camera monitor at night. 1 2 3 4 5

    By riverbound51,
    • 61 replies
    • 18.6k views

  17. Is this something to worry about?

    By Bhurt,
    • 0 replies
    • 482 views

  18. tranny pan

    By chainslack,
    • 0 replies
    • 299 views

  19. 5TH WHEEL TOWING

    By RACERX4772,   
    • 4 replies
    • 1.9k views

  20. Overloaded 3/4 ton discussion

    By cmysstailights,
    • 6 replies
    • 1.3k views

  21. Shimmy shake? 2015 denali 2500

    By greatmizzou,
    • 5 replies
    • 602 views

  22. Leaky antenna on roof 1 2

    By Mike Barber,
    • 16 replies
    • 16.9k views

  23. Installing a drain valve in the stock transmission pan

    By AJE,
    • 6 replies
    • 1.1k views

  24. Where is the factory TRAILER BRAKE CONTROLLER located??? 1 2 3

    By trx680,
    • 37 replies
    • 51.8k views

  25. 2019 Silverado 2500HD Cabin Smoke/Smell

    By Butcher2,
    • 4 replies
    • 1.4k views

  26. 2016 Headrest

    By ThreeQuarterFun,
    • 10 replies
    • 11.8k views


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