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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)

    4,791
    posts

  2. 2015-2019 Silverado & Sierra HD Mods

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

    9,933
    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

1,563 topics in this forum

  1. Will it Fit Guide

    By Kman220,
    • 9 replies
    • 3,702 views

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

    By Dropsix,   
    • 1,486 replies
    • 352,138 views

  4. Max Tire size on a Stock Height 2015 2500HD 1 2 3 4 9

    By bigsby,
    • 125 replies
    • 219,576 views

  5. Fuel MPG in the 6.0 engine? 1 2 3 4 14

    By flyingz06,
    • 195 replies
    • 215,179 views

  6. 2016 Silverado 2500HD Steering woes 1 2 3 4 41

    By QueenGlamis,
    • 600 replies
    • 155,144 views

  7. 2015 Chevrolet Silverado & GMC Sierra 2500HD & 3500HD info 1 2 3 4 6

    By Zane,   
    • 81 replies
    • 105,040 views

  8. 6.0l oil capacity

    By brianf40,
    • 5 replies
    • 104,873 views

  9. Leveled 15' 2500HD , what size tire can I go to? 1 2 3 4 9

    By BombThreat,
    • 126 replies
    • 90,442 views

  10. New HD Mirrors 1 2 3 4 10

    By oldy800,
    • 149 replies
    • 90,297 views

  11. Leveling a 2016 2500HD 1 2 3 4 9

    By Cthomas07,
    • 128 replies
    • 86,356 views

  12. Headlights on 2015+ 2500HD update kit? 1 2 3 4 7

    By fjtort2,
    • 92 replies
    • 79,308 views

  13. 2017 Gas 2500 Changes 1 2 3 4 19

    By Capt Call,
    • 270 replies
    • 78,805 views

  14. IPhone 8 & wireless charging pad 1 2 3 4 12

    By rtreptow7,   
    • 178 replies
    • 69,577 views

  15. factory OIL in a 2016 2500HD 6.0L ?? 1 2 3 4

    By trx680,
    • 47 replies
    • 65,025 views

  16. New 2016 2500HD 6.0 gas mileage question 1 2

    By pacokarp,
    • 29 replies
    • 59,724 views

  17. 2015+ Silverado 2500HD Leveling + Tires 1 2

    By Evolution4935,
    • 21 replies
    • 57,769 views

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

    By Chris Schultz,
    • 49 replies
    • 53,808 views

  19. Thoughts on Delete 1 2 3 4

    By cullumj1,
    • 56 replies
    • 52,020 views

  20. 2017+ L5P reliability. Post good & bad 1 2 3

    By 2018GMC,
    • 36 replies
    • 51,662 views

  21. Duramax mileage 1 2

    By bcazier,
    • 27 replies
    • 48,955 views

  22. Run a tank of 91+ in your 6.0. 1 2 3 4 10

    By Tjeli,
    • 139 replies
    • 47,778 views

  23. Price Paid for your 2015 HD 1 2 3 4 7

    By zacharywhitson,
    • 92 replies
    • 46,893 views

  24. 17 Duramax oil 1 2

    By Crowsie14,
    • 20 replies
    • 45,870 views

  25. Remote Start Activation 1 2

    By JABSolstice,
    • 17 replies
    • 45,830 views

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

    By Chebbyfan,
    • 101 replies
    • 45,644 views


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