Advanced Drivetrain, Suspension & Tuning

6,734 topics in this forum

1. 4le80 won't shift into 4th gear

   By rickw82, June 8, 2013
   • 1 reply
   • 1.4k views
   • 
   • gmtech4
   • June 8, 2013

2. Hypertech Max-Engery Programer

   By Steve-Maine, June 6, 2013
   • 2 replies
   • 1.2k views
   • 
   • travishale84
   • June 8, 2013

3. Airlift bags on my truck 1 2

   By ATMINF, May 31, 2013
   • 15 replies
   • 2.8k views
   • 
   • [email protected]
   • June 7, 2013

4. 6.2 and 35 inch tires 1 2

   By Harts2009, May 30, 2013
   • 27 replies
   • 5.6k views
   • 
   • blackout07
   • June 6, 2013

5. Which Programmer for 5.L AFM?

   By GeeJay, June 5, 2013   

   • programmers
   • 2 replies
   • 1.7k views
   • 
   • Chris
   • June 5, 2013

6. Possible Wearing Issues After Installing Leveling Kits 1 2

   By rockytckr, April 26, 2012
   • 16 replies
   • 101.9k views
   • 
   • SLong
   • June 4, 2013

7. Self-Install Lift Kit

   By cjt28, May 26, 2013
   • 13 replies
   • 2.5k views
   • 
   • MB2008LTZ
   • June 2, 2013

8. Dana 44 & GM 14 Bolt

   By 07sierra8.1, June 1, 2013
   • 0 replies
   • 2.8k views
   • 
   • 07sierra8.1
   • June 1, 2013

9. DIY 2" lift kit for a 07 Burb

   By bherndon, May 29, 2013
   • 8 replies
   • 1.4k views
   • 
   • bherndon
   • May 30, 2013

10. 4x4 - Auto mode - Learn me ....

    By mitchntx, May 28, 2013
    • 7 replies
    • 1.9k views
    • 
    • mitchntx
    • May 28, 2013

11. 2013 6.2 max trailer package

    By whitefrost, May 26, 2013
    • 5 replies
    • 2.6k views
    • 
    • mymaggiebell
    • May 28, 2013

12. Programer for 06 GMC

    By Steve-Maine, May 28, 2013
    • 1 reply
    • 1.1k views
    • 
    • txab
    • May 28, 2013

13. RC 2" Level and Bilstein 5100 Shocks

    By jarettg, May 1, 2013
    • 9 replies
    • 4.7k views
    • 
    • MB2008LTZ
    • May 28, 2013

14. Black bear tune!

    By Unr3al11, May 13, 2013
    • 6 replies
    • 2.9k views
    • 
    • white1500
    • May 27, 2013

15. 3"BL on 2011 sierra extended cab 1 2

    By travishale84, May 19, 2013
    • 27 replies
    • 3.2k views
    • 
    • zach1990
    • May 26, 2013

16. Opinions on replacing/repairing '06 Sierra rack and pinion.

    By soulweeper, May 22, 2013
    • 10 replies
    • 1.8k views
    • 
    • soulweeper
    • May 23, 2013

17. Aftermarket transmissions?

    By coloradofarmboy, May 22, 2013
    • 1 reply
    • 1.1k views
    • 
    • tanked_darren
    • May 22, 2013

18. To level or not to level?

    By db3812, May 12, 2013
    • 14 replies
    • 2k views
    • 
    • db3812
    • May 21, 2013

19. Leveling Block Dimensions 1 2

    By aflesch, November 26, 2012
    • 15 replies
    • 9k views
    • 
    • aflesch
    • May 20, 2013

20. Torsion Bars

    By azalleyrats, May 18, 2013
    • 8 replies
    • 1.5k views
    • 
    • txab
    • May 18, 2013

21. Hesitation after new muffler 1 2 3

    By scottmoyer, October 30, 2012
    • 34 replies
    • 14.6k views
    • 
    • Jennabear
    • May 18, 2013

22. 35's on DC2's with...

    By travishale84, April 17, 2013
    • 3 replies
    • 1.4k views
    • 
    • travishale84
    • May 15, 2013

23. Tranny/Rear End Clunk

    By drumking15, May 10, 2013
    • 6 replies
    • 1.4k views
    • 
    • drumking15
    • May 13, 2013

24. Ball joints on '03 Z71 any tips/tricks?

    By ColeTrains03, April 26, 2013
    • 9 replies
    • 1.3k views
    • 
    • white1500
    • May 12, 2013

25. What is this noise//vibration??

    By mattymax, March 17, 2013
    • 2 replies
    • 1.1k views
    • 
    • mattymax
    • May 11, 2013