6.6L Gas V8 (L8T)

254 topics in this forum

1. 6.6 GAS with 37 inch tires

   By Tyler Marchak, August 26, 2024
   • 6 replies
   • 4.8k views
   • 
   • Pryme
   • September 3, 2024

2. 2024 Tranmission Temps

   By Bstevens1084, July 16, 2024
   • 10 replies
   • 3k views
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   • bruceb58
   • August 28, 2024

3. Trans cooler part ID?

   By lundimpact1775, August 27, 2024
   • 3 replies
   • 712 views
   • 
   • lundimpact1775
   • August 27, 2024

4. Buying a 2024 SLE 6.6 next weekend school me

   By Icelink, August 4, 2024
   • 9 replies
   • 2.1k views
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   • Pryme
   • August 24, 2024

5. 2023 6.6 Gas Real World Towing Observations 1 2 3

   By SWDoodle, January 6, 2023
   • 41 replies
   • 39.7k views
   • 
   • cbaker879
   • July 30, 2024

6. Changes from HD year one to current year

   By greatmizzou, June 23, 2024
   • 2 replies
   • 1.4k views
   • 
   • Flatus
   • June 27, 2024

7. 6.6L L8T coolant temp

   By cbaker879, June 11, 2024
   • 9 replies
   • 4.6k views
   • 
   • Kjduvall
   • June 26, 2024

8. First Oil Change - What is this?!?!

   By loam_seeker, June 9, 2024
   • 3 replies
   • 2.8k views
   • 
   • lineman1234
   • June 16, 2024

9. 6.6 6spd towing..some real world data. 1 2

   By TeamSaris, November 30, 2023
   • 27 replies
   • 6.5k views
   • 
   • cbaker879
   • June 11, 2024

10. 2024 Chev 2500 HD Torsion Bar

    By BCGM, May 28, 2024
    • 11 replies
    • 7.7k views
    • 
    • BCGM
    • June 11, 2024

11. 6.6L Gas Transmission Cooler Line Recall

    By spm1us, September 5, 2021
    • 3 replies
    • 14.5k views
    • 
    • Another JR
    • June 5, 2024

12. 6.6L programmer 1 2 3

    By Snorat, November 19, 2020
    • 38 replies
    • 63.9k views
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    • UWSkier
    • May 28, 2024

13. Safe to drive without front driveshaft, tcase stuck in 4Hi

    By WhiteOut1986, May 13, 2024
    • 1 reply
    • 881 views
    • 
    • Another JR
    • May 16, 2024

14. 2024 Transfer Case Seal Leak 1 2

    By Tater86, November 15, 2023
    • 25 replies
    • 16.7k views
    • 
    • newdude
    • May 5, 2024

15. 6.6 gas and Truck Camper 1 2

    By RyanCawdor, July 9, 2021
    • 29 replies
    • 16k views
    • 
    • MORSNO
    • April 12, 2024

16. 6.6L gasser MPG with new 10 speed Allison tranmission? 1 2 3 4 5

    By campah, September 25, 2023
    • 62 replies
    • 37.7k views
    • 
    • BCGM
    • April 6, 2024

17. 6.6 - Catch Can - Final Answer 1 2 3 4

    By 6.6HD, February 18, 2021
    • 50 replies
    • 32.2k views
    • 
    • mrjulian416
    • April 2, 2024

18. My truck is leaking oil

    By finn5033, February 8, 2022
    • 5 replies
    • 12.4k views
    • 
    • Cheekster96
    • January 28, 2024

19. Transmission Tq Converter shop recommendations - Pacific NW

    By NWSierra, January 16, 2024
    • 5 replies
    • 1.5k views
    • 
    • Epsilon Plus
    • January 22, 2024

20. Transmission slips when offroad

    By Cindy Wood, October 23, 2023
    • 13 replies
    • 2.7k views
    • 
    • Pryme
    • January 10, 2024

21. 2022 Sierra 2500HD Oil Pressure Sensor Location

    By Fredschwartz5, October 1, 2022
    • 4 replies
    • 13.2k views
    • 
    • mrjulian416
    • January 9, 2024

22. Squeak/squeal when shifting?

    By BuckWallace, July 28, 2023
    • 13 replies
    • 8.4k views
    • 
    • Another JR
    • December 20, 2023

23. Power steering leak

    By Michael Schulz, December 14, 2023
    • 5 replies
    • 2.9k views
    • 
    • rjgvt
    • December 16, 2023

24. 10 Speed Allison vs 6 Speed MPG 1 2

    By mtbadbob, November 14, 2023
    • 16 replies
    • 18.6k views
    • 
    • MORSNO
    • November 19, 2023

25. Easy Oil Change

    By Texas Gasser, November 5, 2023
    • 6 replies
    • 13.9k views
    • 
    • SoCal Angler
    • November 10, 2023