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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

1,616 topics in this forum

  1. Death Wobble at 45+ 1 2 3 4

    By Bowtieordie221,
    • 45 replies
    • 40.4k views

  3. Allison Farewell in 2020? 1 2

    By NOVA99,
    • 28 replies
    • 19.5k views

  4. This guy has 2 GM trucks with a total of 1.5M miles on them

    By MaverickZ71,
    • 4 replies
    • 889 views

  5. New Wheels and Tires

    By precivilization,
    • 0 replies
    • 577 views

  6. Upcoming test drive on a 2015 Silverado 2500HD 6.0L... 1 2 3

    By 03 Cobra,
    • 34 replies
    • 2.8k views

  7. Headrest removal?

    By rocknfire,
    • 4 replies
    • 33k views

  8. 2016 2500HD High Country High Beams and Fog Lights Not Working

    By robert0424,   
    • 6 replies
    • 6k views

  9. best way to run new wiring for tow mirrors

    By 94yj,
    • 3 replies
    • 689 views

  10. will 2011+ wheels fit my 2015? 1 2

    By jerseydrew,
    • 17 replies
    • 22.6k views

  11. pin out for door to cab harness

    By 94yj,
    • 2 replies
    • 7.6k views

  12. B&W Gooseneck

    By Makkat,
    • 1 reply
    • 457 views

  13. I want to buy a new 2019 silverado

    By Micheal123,   
    • 6 replies
    • 823 views

  14. Drain / fill plug torque specs needed....

    By 03 Cobra,
    • 2 replies
    • 27.4k views

  15. help

    By Cole14,
    • 0 replies
    • 313 views

  16. Check Engine Light

    By djenkins,
    • 5 replies
    • 3.2k views

  17. Uneven tread wear on Michelin Defenders

    By jtrafidlo,
    • 2 replies
    • 543 views

  18. opinions on these tow mirrors

    By 94yj,
    • 0 replies
    • 463 views

  19. Help to improve my dad's mpg. 1 2

    By buckwuk,
    • 15 replies
    • 1.1k views

  20. Plug in block heater and remote start

    By Gas,
    • 8 replies
    • 3.3k views

  21. L5P Intake Horn

    By scz71864,
    • 0 replies
    • 2.5k views

  22. Blackbear tune

    By cmysstailights,
    • 7 replies
    • 926 views

  23. GM Pickup with a Console Shifter ? 1 2 3

    By Cosmic Charlie,
    • 33 replies
    • 16.3k views

  24. Towing Mirror Harness Questions

    By jwstewar,   
    • 11 replies
    • 13.3k views

  25. Duramax Leaks galore

    By spudbudy,   
    • 14 replies
    • 15.7k views

  26. whistling truck

    By crazydog,
    • 4 replies
    • 611 views


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