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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. 
K2_SilveradoSierraHD.jpg

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)

    5.1k
    posts

  2. 2015-2019 Silverado & Sierra HD Mods

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

    10.2k
    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

1,606 topics in this forum

  1. Will it Fit Guide

    By Kman220,
    • 10 replies
    • 7.4k views

  3. DIC Question 1 2

    By '15tx2500hd,
    • 16 replies
    • 7k views

  4. Cleaning the factory bedliner

    By 2017HD,
    • 2 replies
    • 219 views

  5. Rear End Clunking

    By RJP44,
    • 5 replies
    • 1.2k views

  6. Low Speed Hesitation

    By 1badc5,
    • 13 replies
    • 47.6k views

  7. 2015 Silverado Infotainment center problems

    By Bamaguy6900,   
    • 7 replies
    • 7.3k views

  8. need rear axle lubricant info

    By 94yj,
    • 11 replies
    • 4.3k views

  9. 2017 (or any K2XX) Gasser Axle Lube Capacities.

    By revrnd,
    • 4 replies
    • 641 views

  10. trailer brake output

    By GlenS,
    • 14 replies
    • 17.3k views

  11. 2015 GMC Sierra 1500 heated led headlights

    By Sukhbir Gill,
    • 0 replies
    • 383 views

  12. Can't sync contacts

    By Joe Civittolo 321Lc,
    • 0 replies
    • 250 views

  13. Parasitic power drain

    By J Whisenant,
    • 4 replies
    • 805 views

  14. 2016 Sierra 2500 HD with 6.0 FLEX Fuel

    By Marc Thompson,
    • 7 replies
    • 913 views

  15. Vibration

    By JojoGMCHELP,
    • 0 replies
    • 405 views

  16. 6L90 torque converter shudder

    By scole,
    • 8 replies
    • 2.9k views

  17. Snowplow kills the dash even after the harness update.

    By DaBomb6988,
    • 4 replies
    • 1.7k views

  18. Gear Indicator 1 2

    By Makkat,
    • 20 replies
    • 9.1k views

  19. 2016 3500 Silverado steering wobble when braking

    By Ken Terry,
    • 5 replies
    • 1.4k views

  20. DEF Capacity & Refill Question

    By Icutmetl,
    • 9 replies
    • 47.2k views

  21. Front Suspension Torque Specs?

    By CuzznVinny,
    • 7 replies
    • 54.7k views

  22. Wifi Hotspot on while Truck is off? 1 2 3 4

    By Chris Schultz,
    • 53 replies
    • 85.2k views

  23. 6.0 engines

    By Ryan Digman,
    • 7 replies
    • 1.1k views

  24. Tow hitch weight

    By AbzDad,
    • 5 replies
    • 996 views

  25. 6.0 with 6-speed / 4.10 gear rpm

    By Sirspeedy,
    • 13 replies
    • 11.9k views

  26. How to figure out tunes on my truck?

    By Cain Pierce,
    • 0 replies
    • 546 views


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