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

8,154 topics in this forum

1. E-85 Refueling Events 1 2 3 4 5

   By minibike132, April 19, 2008
   • 66 replies
   • 73.5k views
   • 
   • RhinoGuy
   • November 10, 2015

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

   By Zane, February 8, 2014   

   • site news
   • announcement
   • (and 1 more)

     Tagged with:

     • site news
     • announcement
     • forum
   • 1 reply
   • 17.7k views
   • 
   • Chris
   • February 8, 2014

3. Mechanical Work

   By Guest Friz, April 19, 2002
   • 0 replies
   • 42k views
   • 
   • Guest Friz
   • July 26, 2008

4. 2001 GMC Sierra - Banging feeling in steering wheel

   By Christopher Miller, June 20
   • 3 replies
   • 185 views
   • 
   • txab
   • June 20

5. Whats required to swap a 6.0 and 6l90 to an 01 silverado 1500?

   By 01silverado1500, May 20
   • 1 reply
   • 280 views
   • 
   • newdude
   • May 21

6. anyone interested in a 2002 Chevy Silverado 4x4 parts truck NYC

   By devonthegreat, April 27
   • 3 replies
   • 303 views
   • 
   • devonthegreat
   • April 30

7. Need help with cammed LS startup/idle?

   By JRJonesRacing, April 19
   • 0 replies
   • 207 views
   • 
   • JRJonesRacing
   • April 19

8. U0101 bad wire TCM - Silverado 1500, 5.3, 4x4, 4L60

   By silver-noob, April 15   

   • Silverado
   • u0101
   • (and 1 more)

     Tagged with:

     • Silverado
     • u0101
     • tcm
   • 1 reply
   • 290 views
   • 
   • silver-noob
   • April 15

9. Cooling fan running

   By vendo, April 10
   • 0 replies
   • 102 views
   • 
   • vendo
   • April 10

10. Electronic brake control & Speed control module

    By jims_k1500, April 5
    • 1 reply
    • 248 views
    • 
    • newdude
    • April 5

11. 2004 chevy tahoe with a/c issue

    By mkwat18, March 26
    • 1 reply
    • 180 views
    • 
    • asilverblazer
    • March 26

12. Inherited my dream truck…?

    By elderbeeson, March 9
    • 3 replies
    • 297 views
    • 
    • KARNUT
    • March 10

13. 2004 4.8 swap to 5.3 - Help with PCM

    By Stephen Hulsey, March 9
    • 0 replies
    • 196 views
    • 
    • Stephen Hulsey
    • March 9

14. Suburban Question! Going for the LONG Haul. Suspension replacement

    By drew1987, February 25
    • 12 replies
    • 549 views
    • 
    • drew1987
    • March 1

15. What's this noise. Gen IV 6.0l l96

    By Leo Opalewski, February 24
    • 2 replies
    • 258 views
    • 
    • Leo Opalewski
    • February 26

16. Crank no start! Help please

    By Arynhenry, February 25
    • 1 reply
    • 107 views
    • 
    • davester
    • February 26

17. 2010 GMC Sierra

    By Raynor, February 24
    • 0 replies
    • 167 views
    • 
    • Raynor
    • February 24

18. Heated seats conversion

    By Kam2920, February 16
    • 1 reply
    • 164 views
    • 
    • davester
    • February 17

19. Engine knock after changing lifter

    By jeremy ede, February 11
    • 0 replies
    • 167 views
    • 
    • jeremy ede
    • February 11

20. Code P0171 and P0174 - 09 5.3l Yukon

    By dkmoneypit, December 22, 2025
    • 7 replies
    • 757 views
    • 
    • dkmoneypit
    • January 7

21. Strange electrical issue 2012 Sierra

    By BigBlockBurban454, January 4, 2024
    • 10 replies
    • 6.8k views
    • 
    • dkmoneypit
    • December 22, 2025

22. 03 Silverado Under Hood Lamp

    By Gorilla, December 11, 2025
    • 2 replies
    • 384 views
    • 
    • Gorilla
    • December 13, 2025

23. Diffential exchange

    By texanjoe, December 4, 2025
    • 0 replies
    • 91 views
    • 
    • texanjoe
    • December 4, 2025

24. Ticking noise when starting and idling engine

    By Black Smoke, January 21, 2025
    • 2 replies
    • 1k views
    • 
    • Jworks
    • December 2, 2025

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

    By ScathaTheWorm, November 10, 2025
    • 1 reply
    • 286 views
    • 
    • davester
    • November 11, 2025