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Gen III and IV Small Block & Drivetrain

Air intakes, exhaust systems, do-it-yourself engine tuning, & drivetrain discussion specific to the 1999-2013 generation of full-size trucks and SUVs.

7,533 topics in this forum

  1. 2005 Silverado LM7 Engine Noise

    By Jon M,
    • 2 replies
    • 508 views

  3. Transmission not shifting from 3rd to 4th sometimes

    By JEG in Raleigh,
    • 2 replies
    • 471 views

  4. Vortec 6000 LY6 V8: ticking sound at startup

    By Justin Jia,
    • 5 replies
    • 3.7k views

  5. Help figure out part!?!?!???????

    By Droc87,
    • 3 replies
    • 466 views

  6. Gear Swap

    By Bryan2245,
    • 2 replies
    • 393 views

  7. Rusted Upper Head Bolt?

    By APersonOnEarth,
    • 2 replies
    • 518 views

  8. AC Troubles

    By shakenfake,
    • 14 replies
    • 944 views

  9. Flex Fuel conversion for a 2004 Silverado 5.3

    By Dany Bravo,   
    • 4 replies
    • 8.7k views

  10. 2011 1500 LS permanent trouble code question

    By Ed Ewing,   
    • 1 reply
    • 1.7k views

  11. Colorado ZR2 wheels on 2006 Silverado

    By Zoomhi,
    • 1 reply
    • 658 views

  12. No sound from rear speakers

    By 09avalanche,
    • 2 replies
    • 13.7k views

  13. Can I use a block out of a 2008 GMC in a 2001 Silverado?

    By Steve Majewski,
    • 6 replies
    • 605 views

  14. 1999 Silverado 1500 Interchange

    By Anthony Hite,
    • 6 replies
    • 814 views

  15. O2 Delete...

    By Alhern,   
    • 1 reply
    • 631 views

  16. Speedometer calibrator ? Is there a cheap fix

    By Jagar ledbetter,
    • 1 reply
    • 507 views

  17. 2005 no start no crank after replacing pcm

    By Josh Railton,
    • 2 replies
    • 1.5k views

  18. Steering wheel sensor

    By DComo78,
    • 0 replies
    • 318 views

  19. 4L60e Cooler Line Re-install

    By Smitty27,
    • 6 replies
    • 562 views

  20. Maybe ghost of electrical

    By Mike baskin,
    • 0 replies
    • 308 views

  21. Knock sensor issue

    By Bubblez,
    • 5 replies
    • 712 views

  22. 04 Silverado Oil Pressure Problem

    By Bowtie4466,
    • 6 replies
    • 687 views

  23. Prndl problems cant find anywhere!

    By 99rcsb,
    • 1 reply
    • 614 views

  24. Chasing this Engine Tick

    By Dan Poelstra,
    • 3 replies
    • 716 views

  25. Intermittent Rough Idle LQ4

    By Manita0909,
    • 0 replies
    • 3.2k views

  26. Need some ideas

    By jkslvr,
    • 0 replies
    • 290 views


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