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2014-2018 Silverado 1500 & Sierra 1500

The main discussion hub for the half-ton K2XX. Includes the 2019 Silverado LD and Sierra Limited legacy models 

Subforums

  1. Modifications & Accessories

    Leveling kits, wheels, exhaust, and cold air intakes.

    208.5k
    posts

  2. Troubleshooting & Recalls

    Diagnose Chevy Shake, A/C condenser failure, AFM lifter tick, and transmission shudders

    92.1k
    posts

  3. Engines & Drivetrain

    Tech for the 5.3L (L83), 6.2L (L86), and 4.3L V6. Tuning and 6L80 / 8L90 transmission support.

    52.2k
    posts

14,106 topics in this forum

  1. Truck shutter at hi speed sometimes as I accelerate but mainly bad at hi speed 85 or more . Can be steady at 100 and whole truck will rumble .

    By Neil ferguson,
    • 5 replies
    • 728 views

  2. Slow AC

    By PFTX_5.3,
    • 2 replies
    • 497 views

  3. Brake flushing on 2016 Silverado

    By mikeyk101,
    • 11 replies
    • 1.7k views

  4. 2014 AFM

    By RCK,
    • 3 replies
    • 735 views

  5. 2015 Silverado with HUD retrofit/upgrade. 1 2 3 4 13

    By Viktorrocks15,
    • 183 replies
    • 89.2k views

  6. Battery isolator/alternator problem.

    By MGnoob,
    • 1 reply
    • 583 views

  7. Now this is a good looking retro 1 2 3

    By dieselfan1,
    • 41 replies
    • 9.5k views

  8. Gm tow mirrors drl

    By 4.3trok,   
    • 2 replies
    • 815 views

  9. FOR SALE: Range Technology RA003B AFM/DFM Disabler-Blue

    By jusstin02,
    • 6 replies
    • 1.3k views

  10. Truck burned to the ground

    By x219c,
    • 9 replies
    • 2.6k views

  11. Am I the jerk here? (Dealer Service Issues) ...(^Probably^)...

    By papageoff,
    • 5 replies
    • 989 views

  12. 2014 Silverado LTZ BOTH Heated Seats not working but cooled seats work 1 2

    By Csmith3601,
    • 16 replies
    • 36.7k views

  13. Tow mirrors

    By Frogcarter,
    • 4 replies
    • 643 views

  14. 6 piston Tahoe PPV brakes

    By Crimson_Chin,
    • 1 reply
    • 1.6k views

  15. Magneride strut replacement

    By Corey Gibb,
    • 1 reply
    • 949 views

  16. Touch Screen has a mind of its own 1 2 3 4 6

    By vance olvey,
    • 79 replies
    • 296k views

  17. 2018 sierra Denali rear bumper dent

    By Jay5o,
    • 4 replies
    • 550 views

  18. Temporary Instrument Cluster Issue When Shifting Into Gear

    By TX_Chevy_Guy,
    • 5 replies
    • 751 views

  19. Passive door locking (2018 GMC sierra Denali)

    By Jay5o,
    • 2 replies
    • 844 views

  20. Sounds like a relay clicking in the dashboard

    By David Hamrick,
    • 4 replies
    • 448 views

  21. Bigger tires effecting temperature?

    By Jackal19,   
    • 2 replies
    • 860 views

  22. Fan still running and temp not moving off 160 1 2

    By JohnThomas70,
    • 19 replies
    • 91k views

  23. 2014 GMC Sierra 5.3 1500 PCV ISSUE

    By K Palmer,
    • 0 replies
    • 399 views

  24. Emissions issues p0420 and p0430 still even after cat and O2 replacement. 1 2

    By hysinthius,
    • 19 replies
    • 74.1k views

  25. Amsoil for engine and tranny ? 1 2 3

    By CSI-WALLEYE,   
    • 34 replies
    • 17.6k views

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