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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)

    5k
    posts

  2. 2015-2019 Silverado & Sierra HD Mods

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

    10.1k
    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.

    2.7k
    posts

1,590 topics in this forum

  1. Will it Fit Guide

    By Kman220,
    • 10 replies
    • 6k views

  3. is this acurite to the real 3500HD's capacity? (i dont know because im 13 and never owned any type of road legal vehicle)

    By hotwheelsguy69,
    • 3 replies
    • 161 views

  4. Post photos of your 2500/3500 HD's 1 2 3 4 100

    By Dropsix,   
    • 1.5k replies
    • 375.2k views

  5. Wading depth

    By Phen,
    • 1 reply
    • 233 views

  6. 6.6 gas swap 1 2

    By Chebbyfan,
    • 16 replies
    • 3k views

  7. 6L90 torque converter shudder

    By scole,
    • 2 replies
    • 381 views

  8. Transmission fluid/filter replacement

    By Run_it,
    • 2 replies
    • 402 views

  9. Which is the better purchase? Silverado 1500 or 2500

    By TheSJHL,
    • 5 replies
    • 1k views

  10. Vin number on engine block

    By blackdog76,
    • 2 replies
    • 1.7k views

  11. 2019 sierra 2500hd

    By Greg Lemke,
    • 1 reply
    • 492 views

  12. 325/65/18 (35" x 13") on Stock 18's - Pictures Inside

    By Big Whiskey,   
    • 8 replies
    • 2.6k views

  13. Front Suspension Torque Specs?

    By CuzznVinny,
    • 5 replies
    • 41.9k views

  14. What you getting 1 2

    By James Beyer,
    • 18 replies
    • 1.3k views

  15. 2015 Silverado Infotainment center problems

    By Bamaguy6900,   
    • 6 replies
    • 4.3k views

  16. Turning off Active Grade Braking 1 2

    By fjtort2,
    • 17 replies
    • 45.3k views

  17. 2017 HD Denali Grill blackout

    By jstafford,
    • 0 replies
    • 465 views

  18. pulling power of GAS 6.0 2500hd --- not impressed 1 2 3 4 6

    By trx680,
    • 77 replies
    • 37.8k views

  19. Tire size

    By Kenmason1123,
    • 1 reply
    • 455 views

  20. Lower Control Arms Shot at 55k???

    By IFlyEm,
    • 2 replies
    • 699 views

  21. Low Speed Hesitation

    By 1badc5,
    • 12 replies
    • 39.7k views

  22. looking for the chmsl wire on a 16 2500hd

    By GlenS,
    • 6 replies
    • 13.8k views

  23. Chevrolet Caps on GMC SLT Wheels

    By Carolina,
    • 2 replies
    • 842 views

  24. BDS Coil Over 2-3" kit installed on 2500HD 1 2

    By skav,
    • 21 replies
    • 20.7k views

  25. I would like to purchase "stock torsion keys that came on the truc

    By fjtort2,
    • 9 replies
    • 7.6k views

  26. 2016 2500HD Rear Leaf Clunk

    By GTBensley,
    • 9 replies
    • 2.4k views


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