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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. Build Date ???

    By seanandnik,
    • 3 replies
    • 4k views

  3. 2015 Chevy HDs ride height

    By ChevyZ71LTZ,
    • 6 replies
    • 5.2k views

  4. 2015 Silverado 2500 HD gets off-road "tested"

    By 2018GMC,
    • 0 replies
    • 2k views

  5. Pricing Date Release? 1 2

    By vetracer,
    • 21 replies
    • 4.9k views

  6. Dealer Inventory? 1 2 3

    By vetracer,
    • 34 replies
    • 8.4k views

  7. 2015 HD's - do you think GM hit a home run or should have done mor 1 2 3

    By 2018GMC,
    • 40 replies
    • 14.2k views

  8. Driving the new HDs next week. Requests? 1 2

    By Zane,   
    • 20 replies
    • 5.6k views

  9. Considering one strongly

    By AgDoctor,
    • 8 replies
    • 5.3k views

  10. 2015 HD Order Guide

    By newdude,
    • 8 replies
    • 7.8k views

  11. All-Terrain HD?

    By 250motorsportz,
    • 7 replies
    • 7.8k views

  12. 2015 HD Announcement

    By sethro274,
    • 1 reply
    • 1.9k views

  13. 2015 HD information will be released on Sept 26th at 1pm

    By Zane,   
    • 2 replies
    • 2.8k views

  14. 2014 HD gassers?

    By uh6tdrvr,
    • 7 replies
    • 3.8k views

  15. 2014 HDs 1 2

    By 97CAIVIAROSS,
    • 28 replies
    • 8.2k views


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