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Gen III & Gen IV V8 Engines (LS-Based)

The legendary small blocks. Tech for the 4.8L, 5.3L, 6.0L. Discussion on AFM Delete kits, cam swaps, and the 4L60E/4L80E transmissions. Also covers the 2-Mode Hybrid.

8,159 topics in this forum

  1. Strange electrical issue 2012 Sierra

    By BigBlockBurban454,
    • 10 replies
    • 7k views

  2. 03 Silverado Under Hood Lamp

    By Gorilla,
    • 2 replies
    • 487 views

  3. Diffential exchange

    By texanjoe,
    • 0 replies
    • 130 views

  4. Ticking noise when starting and idling engine

    By Black Smoke,
    • 2 replies
    • 1.1k views

  5. Squeaking noise when going over bumps, and hard downshifts/upshifts.

    By ScathaTheWorm,
    • 1 reply
    • 314 views

  6. Steering shaft out of round

    By Haulin81,
    • 0 replies
    • 399 views

  7. 6L80e to 4L60e 1 2

    By xKingdom,
    • 17 replies
    • 4.4k views

  8. Quadrasteer shock mount

    By NB2608,   
    • 1 reply
    • 544 views

  9. Quadrasteer Noise

    By NB2608,   
    • 4 replies
    • 888 views

  10. 2003 Silverado 1500hd temp. gage issue

    By Marc,
    • 7 replies
    • 767 views

  11. No 4WD Dash Light

    By mrzj188,
    • 3 replies
    • 750 views

  12. 2014 GMC no crank no start

    By Kessig4x4,
    • 2 replies
    • 533 views

  13. 03 silverado driver brake light and turn signal flashing

    By CHEVYLS1SWAP,
    • 2 replies
    • 802 views

  14. 05 Silverado shaking above 65mph

    By The strimp,   
    • 2 replies
    • 759 views

  15. ACCESS to replace 1-2 Shift Accumulator: C15703 4.8L Regular Cab Short Box

    By 7milesout,
    • 1 reply
    • 684 views

  16. 2006 Chev. 1500; How to disable auto tilt mirrors when shifting from Park to Reverse?

    By Mark Allen,
    • 5 replies
    • 13.2k views

  17. 2000 5.3 idles rough and struggles in cold weather

    By Chevyboy2000,
    • 2 replies
    • 1.4k views

  18. Throttle Body

    By duane wilson,
    • 2 replies
    • 1k views

  19. Afm/dfm camshaft lifter replacement

    By Dog Man 69,   
    • 1 reply
    • 776 views

  20. Randomly dies after engine swap

    By Dskansas,
    • 4 replies
    • 586 views

  21. Superchips Flashpaq F5

    By Chris Harkness,
    • 4 replies
    • 6.7k views

  22. rear axle wear

    By mcwubins,   
    • 2 replies
    • 1.4k views

  23. 10A HVAC fuses keep blowing

    By Red_Sierra,
    • 3 replies
    • 775 views

  24. Remove fuel tank pressure sensor

    By BigballR,
    • 1 reply
    • 756 views

  25. 2010 5.3/6l80e swap into a 2008 4.8/4l65e 4wd

    By Tom70,
    • 1 reply
    • 668 views
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