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2015-2019 Silverado HD, Sierra HD & Medium Duty

The heavy haulers. Discussion for the 2500HD / 3500HD and the 4500HD / 5500HD / 6500HD chassis cabs.

Subforums

  1. Modifications & Accessories

    Bumpers, towing mirrors, and suspension upgrades.

    10.3k
    posts

  2. Troubleshooting & Recalls

    Diagnose DEF heater failures, CP4 pumps, and electrical issues.

    5.4k
    posts

  3. Engines & Powertrain (Duramax & Vortec)

    Technical discussion for the 6.6L Duramax (LML / L5P) and the 6.0L Gas V8 (L96 / LC8). Covers the Allison 1000 and 6L90 transmissions.

    2.8k
    posts

1,665 topics in this forum

  1. Parking light problem

    By Sour_Squirrel,
    • 5 replies
    • 18.8k views

  2. ordered a 2019--color?

    By crazydog,
    • 7 replies
    • 1.3k views

  3. 20” rims instead of 18’s 1 2

    By 18summitchevy302,
    • 25 replies
    • 7.8k views

  4. Tire load range rating

    By Sour_Squirrel,
    • 6 replies
    • 11.6k views

  5. Do the 2500s have the same vibration issues as the 1500s?

    By Josh Powell,
    • 2 replies
    • 869 views

  6. New shoes

    By pronstar,
    • 11 replies
    • 1.5k views

  7. Water depth fording

    By Daver,
    • 3 replies
    • 11.1k views

  8. New member in the market for a 2500hd 1 2

    By Princess_jamie,
    • 18 replies
    • 2.1k views

  9. How's My Deal?

    By IFlyEm,
    • 10 replies
    • 2.3k views

  10. Greasing Ball Joints 1 2

    By Buckshot556,
    • 25 replies
    • 25.4k views

  11. New 2500 HD

    By Sour_Squirrel,
    • 5 replies
    • 1.6k views

  12. Oil Filter Change, Update or...

    By revrnd,
    • 13 replies
    • 5k views

  13. Silverado Hoods

    By mlronin,
    • 6 replies
    • 8.7k views

  14. Wheel nut help

    By Sour_Squirrel,
    • 2 replies
    • 1.1k views

  15. 2018 wiper chatter

    By Borgy,
    • 10 replies
    • 3.9k views

  16. Dear GM, Don't put Ranchos on anything 1 2 3 4

    By FreeAmerican,
    • 48 replies
    • 8.4k views

  17. Issue with the front suspension

    By TexasMidnight,   
    • 5 replies
    • 13.6k views

  18. uy2 wiring provisions camper

    By rft,   
    • 2 replies
    • 9.6k views

  19. True Cost of Ownership

    By Princess_jamie,
    • 8 replies
    • 4k views

  20. Ooops. How bad is this? (Rear suspension stack)

    By Waaazooo,
    • 4 replies
    • 1.1k views

  21. 2015 Denali cluster problems

    By bullredlml,
    • 1 reply
    • 664 views

  22. EPA & DOJ Fine Tuning Company

    By cire0309,
    • 4 replies
    • 758 views

  23. Hideous front hood vent 1 2 3 4

    By ksfarmdude,
    • 54 replies
    • 25.4k views

  24. Exhaust tips (Diesel)

    By 426power,
    • 3 replies
    • 4.5k views

  25. Toyo 12-Ply Tires

    By Zachlovesfood,
    • 10 replies
    • 9.3k views

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