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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.

7,434 topics in this forum

  1. Please place all 2014+ topics in the Gen V forum

    By Zane,   
    • 1 reply
    • 12k views

  3. Mechanical Work

    By Guest Friz,
    • 0 replies
    • 39.4k views

  4. Humming noise while at cruising speeds

    By Chevyguy11,   
    • 3 replies
    • 1.4k views

  5. Coolant Temperature Issue

    By RTD,
    • 0 replies
    • 51 views

  6. Truck cranks and shuts off right away on cold mornings

    By James Doyle,
    • 3 replies
    • 126 views

  7. 6.0l / Factory 105 amp alternator (code: K68) - Which Large Serpentine Belt & Alternator "Part Number's"?

    By riderboy1961,
    • 0 replies
    • 57 views

  8. 2008 Parking Brake Cables Questions

    By Beamie,
    • 0 replies
    • 34 views

  9. PCV Valve Location - Help Required

    By CremeSierra,   
    • 8 replies
    • 13.1k views

  10. Can anyone identify this sound

    By eli470,
    • 4 replies
    • 443 views

  11. My truck won’t rev past 4000 rpm 1 2

    By Dawson58,
    • 19 replies
    • 14.3k views

  12. Oil pressure drops after warm up on 2007 5.3L Suburban, 128k 1 2

    By Coconino84103,
    • 19 replies
    • 28.6k views

  13. 1999 NBS 4x4 won't engage front axle

    By Nunya Biznuss,
    • 1 reply
    • 299 views

  14. 2007 gmc GAS leaking from tank.

    By meebers,
    • 1 reply
    • 299 views

  15. Avalanche seat swap from semi power to full power and heat

    By Dave Shell,
    • 0 replies
    • 386 views

  16. 8L90 transmission swap in 99-07 4WD trucks?

    By Chris Hansen,
    • 0 replies
    • 402 views

  17. DOD delete ,then problem,rough idle

    By brcisna,
    • 0 replies
    • 552 views

  18. Complete Rebuild or No

    By agraysilverado,
    • 2 replies
    • 430 views

  19. Flowmaster 40 Series vs. Super 44 (interior resonance)

    By Lsxtrucker,
    • 7 replies
    • 7.2k views

  20. 2006 5.3 swap to 2007 Tahoe 5.3 using 2006 ECM, motor and trans wire harness. has anybody done a swap like this and did it work?

    By Mrfixet,
    • 1 reply
    • 454 views

  21. 4.3-5.3 swap

    By sr53,
    • 1 reply
    • 555 views

  22. Cannot enter keyless entry programming mode

    By JakesInSpace,   
    • 5 replies
    • 14.1k views

  23. Battery cable for driver side mounted battery to starter

    By TravisLBlair12345,
    • 0 replies
    • 553 views

  24. Can't do gear swap?

    By USMC82,
    • 1 reply
    • 646 views

  25. 4x4 binding

    By jomac0321,
    • 0 replies
    • 630 views

  26. Low Oil Pressure on Gauge

    By Ribalfire,
    • 4 replies
    • 676 views


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