Engines & Drivetrain

2,727 topics in this forum

1. 6l80e issues

   By Carl e, April 26, 2023
   • 2 replies
   • 1.6k views
   • 
   • Snowcamo
   • April 26, 2023

2. P0430 after Lifters replaced

   By DCazares, March 23, 2022
   • 13 replies
   • 5.4k views
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   • JONBLARC7
   • April 21, 2023

3. Drone pipes

   By jcotews, April 19, 2023
   • 10 replies
   • 1.3k views
   • 
   • jcotews
   • April 20, 2023

4. 2014 4.3l engine rebuild no pistons 1 2

   By Nick75scottsdale, April 14, 2023
   • 19 replies
   • 5.5k views
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   • KARNUT
   • April 18, 2023

5. Post your Gear Ratio / Tire Size MPG 1 2

   By chris.lee718, February 17, 2023
   • 17 replies
   • 2.6k views
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   • Buckwild27
   • April 16, 2023

6. calculated fuel economy

   By AZ_SS, April 14, 2023
   • 2 replies
   • 797 views
   • 
   • AZ_SS
   • April 15, 2023

7. Transmission Cooler Line Failure

   By Outdoor 74, April 11, 2023
   • 5 replies
   • 2.2k views
   • 
   • Outdoor 74
   • April 13, 2023

8. 2500 rear springs in a 1500

   By z71taz64, April 3, 2023
   • 2 replies
   • 956 views
   • 
   • MikeBMW
   • April 5, 2023

9. Can you "flip the pill" on a 2014 4.3 Silverado? 1 2 3

   By Jayselectricco, January 12, 2023
   • 35 replies
   • 8.2k views
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   • Grumpy Bear
   • April 4, 2023

10. Intake clean. WOW! 1 2 3 4 18

    By bdbake01, March 22, 2015
    • 258 replies
    • 158k views
    • 
    • ByronSing95
    • April 3, 2023

11. Transmission oil cooler line assembly 2014 sierra

    By dzsmith, February 18, 2023
    • 4 replies
    • 1.7k views
    • 
    • Piggy
    • April 1, 2023

12. Programing opinions? Engine and trans 1 2

    By Snowcamo, February 3, 2023
    • 15 replies
    • 2.9k views
    • 
    • Snowcamo
    • March 30, 2023

13. DOD/AFM Delete kits

    By BumpStop97, March 20, 2023
    • 4 replies
    • 2.7k views
    • 
    • tig488
    • March 28, 2023

14. Which Axle 9.75 or 9.5 1 2 3

    By Antoine08, November 10, 2014
    • 42 replies
    • 57.8k views
    • 
    • Pierre009
    • March 27, 2023

15. Stock Exhaust Back Pressure??? 1 2 3

    By BuyAmericanIron, March 13, 2016
    • 43 replies
    • 22.3k views
    • 
    • CamGTP
    • March 23, 2023

16. collapsed lifter with rocker arm still moving?

    By tig488, February 13, 2023
    • 3 replies
    • 4.2k views
    • 
    • tig488
    • March 18, 2023

17. 3.08 to 4.56 Gear swap issues? - 6.2 Tahoe 2018

    By Cort Liggins, March 18, 2023
    • 1 reply
    • 1.2k views
    • 
    • CamGTP
    • March 18, 2023

18. What should I do to solve the issues of the 2014 Sierra?

    By Bradmodsierra, March 11, 2023
    • 8 replies
    • 1.6k views
    • 
    • tannerga
    • March 17, 2023

19. 6l80E reset after fluid/filter change?

    By Outlaww, March 17, 2023
    • 4 replies
    • 7.4k views
    • 
    • Outlaww
    • March 17, 2023

20. Ticking Sound Increasing with RPM - Lifter Problem?

    By Western96, February 11, 2023
    • 6 replies
    • 5.4k views
    • 
    • tig488
    • March 9, 2023

21. Thermostat problem? 1 2

    By Lspoo19, February 11, 2021
    • 21 replies
    • 29.1k views
    • 
    • MikeBMW
    • February 26, 2023

22. 2018 Silverado WT Transmission Cooler Lines

    By BowTi3Guy, February 16, 2023
    • 3 replies
    • 1.1k views
    • 
    • newdude
    • February 17, 2023

23. Which afm delete kit?

    By Payton34, May 25, 2022
    • 13 replies
    • 73.9k views
    • 
    • tig488
    • February 16, 2023

24. For those of you who have installed a drain plug in your Transmission 1 2

    By No Tyme, February 3, 2023
    • 18 replies
    • 4.4k views
    • 
    • Grumpy Bear
    • February 7, 2023

25. Need help figuring out which Rear Driveshaft to order?

    By Texasdeere, February 5, 2023
    • 2 replies
    • 998 views
    • 
    • diyer2
    • February 5, 2023