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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)

    4,792
    posts

  2. 2015-2019 Silverado & Sierra HD Mods

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

    9,941
    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.

    2,695
    posts

1,566 topics in this forum

  1. Will it Fit Guide

    By Kman220,
    • 9 replies
    • 3,754 views

  3. '16 silverado 2500HD, to lift/level or not to lift/level 1 2 3 4 7

    By gotime4,   
    • 91 replies
    • 27,343 views

  4. '16 Silverado LT - no HID's????

    By wrc7732,
    • 14 replies
    • 1,744 views

  5. 'New' toy

    By slemmer,
    • 8 replies
    • 3,110 views

  6. "All-Terrain" tires type provided on 2500/3500 HD's?

    By Kent2500,
    • 2 replies
    • 1,823 views

  7. "Runaway" 2015 Duramax

    By 2018GMC,
    • 9 replies
    • 6,285 views

  8. “Service trailer brake system” message

    By Icutmetl,
    • 0 replies
    • 1,841 views

  9. +18 offset vs stock

    By Paulismydog,
    • 5 replies
    • 1,074 views

  10. $70,000 sticker 1 2

    By pm26,
    • 21 replies
    • 4,185 views

  11. 0 Offset vs Wheel Bearings

    By Paulismydog,
    • 5 replies
    • 882 views

  12. 1"-2" Lift - Blocks & Shocks?

    By Icutmetl,
    • 10 replies
    • 1,309 views

  13. 12/10/18 (HD's) More Diesels than 6.0 on dealer lots (?) 1 2 3

    By Cosmic Charlie,
    • 43 replies
    • 2,707 views

  14. 14/15 Silverado 2500HD z71 bumper valance and skid plate

    By Low15,
    • 2 replies
    • 3,997 views

  15. 15 GMC 3500hd ..radio/DVD

    By Tealah4u,
    • 2 replies
    • 2,077 views

  16. 15' Chevy or gmc with replacement frot/ rear bumpers foot rails

    By dcrouse,
    • 0 replies
    • 1,013 views

  17. 1500 or 2500 1 2 3 4 6

    By DesertRacer2,
    • 84 replies
    • 13,170 views

  18. 16 2500 first oil change? 1 2

    By GlenS,
    • 15 replies
    • 7,342 views

  19. 16 Digital Steering Assist - How is yours? 1 2

    By 2TrakR,
    • 17 replies
    • 8,128 views

  20. 16/17 Sierra Denali 2500 AT tires

    By Pswa320,
    • 2 replies
    • 1,444 views

  21. 17 Duramax oil 1 2

    By Crowsie14,
    • 20 replies
    • 46,219 views

  22. 17 HD tranny leak only 28,000 miles! 1 2

    By Midnight Black,   
    • 15 replies
    • 1,209 views

  23. 170/160 degree thermostat?

    By cdh027,
    • 13 replies
    • 4,725 views

  24. 18" Exhaust Tip 1 2

    By DMAXNAZ,
    • 16 replies
    • 6,818 views

  25. 18" GMC Wheels - Option Code PYR

    By 07.RED.GMC,
    • 4 replies
    • 3,453 views

  26. 19-20 mpg possible 6.0 gas? 1 2 3 4 7

    By Chebbyfan,
    • 101 replies
    • 46,021 views


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