Engines & Drivetrain

2,739 topics in this forum

1. Transmission Replaced what's the break in procedure? 1 2

   By 14LTZ-1LZ, January 15, 2020
   • 16 replies
   • 32.7k views
   • 
   • BlaineBug
   • February 7, 2020

2. 25.8 MPG! 2016 GMC Sierra ROUND TRIP - 463.9 miles 1 2 3 4

   By SouthwestORV, January 27, 2020
   • 52 replies
   • 3.8k views
   • 
   • CamGTP
   • February 6, 2020

3. Afm/dod delete 1 2 3 4

   By Frankielozano214, May 14, 2019   

   • afm dod delete
   • 47 replies
   • 18k views
   • 
   • Chuy Flores
   • February 5, 2020

4. Idle air control

   By bulldog77, January 13, 2020
   • 4 replies
   • 849 views
   • 
   • CamGTP
   • February 3, 2020

5. 4 wheel drive whine noise

   By Chappy239, January 29, 2020
   • 8 replies
   • 12.5k views
   • 
   • L86 All Terrain
   • February 3, 2020

6. Ecotec3 4.3 LV3 Exhaust

   By WHITESSTOWPIG, February 2, 2020
   • 1 reply
   • 1.5k views
   • 
   • Snowcamo
   • February 2, 2020

7. 4.3 Ecotec3 Turbo, anyone ever done it?

   By tim5779, November 20, 2018   

   • 4.3 turbo
   • 14 replies
   • 32.5k views
   • 
   • WHITESSTOWPIG
   • February 2, 2020

8. Ticking noise ?

   By Dylan Kelly, January 5, 2020
   • 4 replies
   • 972 views
   • 
   • karlmg
   • January 30, 2020

9. Difference between 2018 versus 2019 on MPG, is it worth trading to the newer body style?

   By TXGREEK, January 28, 2020
   • 1 reply
   • 536 views
   • 
   • L86 All Terrain
   • January 28, 2020

10. Still Not Sold On A Catch Can? Check Here... 1 2 3 4 32

    By JRaschke11, November 22, 2015
    • 476 replies
    • 222.3k views
    • 
    • azsteve01
    • January 27, 2020

11. 2014 5.3 Silverado excessive oil consumption 1 2 3 4 5

    By Felix Perez, January 8, 2020   

    • Oil consumption ecotec engine
    • 65 replies
    • 29.1k views
    • 
    • flyingfool
    • January 25, 2020

12. DYNO 2014 Sierra Denali TURBO build

    By DenaliX14, January 25, 2020   

    • knowledge is power
    • Denali turbo
    • (and 1 more)

      Tagged with:

      • knowledge is power
      • Denali turbo
      • hindsight is 20/20
    • 0 replies
    • 650 views
    • 
    • DenaliX14
    • January 25, 2020

13. Rear end whine

    By Spencer Burns, January 22, 2020
    • 3 replies
    • 632 views
    • 
    • Lsgun1
    • January 24, 2020

14. What is E Assist considered?

    By Huntere, June 15, 2018   

    • eassist
    • 2017
    • (and 3 more)

      Tagged with:

      • eassist
      • 2017
      • silverado
      • e assist
      • e-assist
    • 7 replies
    • 13.5k views
    • 
    • Sprintfan360
    • January 23, 2020

15. 2017 6.2 error codes

    By gapple12, January 19, 2020
    • 12 replies
    • 10.6k views
    • 
    • HeySkippyDog
    • January 22, 2020

16. Anything to look out for?

    By 1911guy82, January 20, 2020
    • 5 replies
    • 678 views
    • 
    • CamGTP
    • January 21, 2020

17. Mishi Moto transmission cooler

    By Vengeance_Racing, January 21, 2020
    • 7 replies
    • 981 views
    • 
    • truckguy82
    • January 21, 2020

18. Rear Axlw Rating Confusion, need help to clarify!

    By David Jimenez, January 18, 2020
    • 13 replies
    • 1.5k views
    • 
    • David Jimenez
    • January 21, 2020

19. Damaged catalytic converter after fuel injector service! 1 2

    By [email protected], January 7, 2020
    • 26 replies
    • 17.7k views
    • 
    • CKNSLS
    • January 18, 2020

20. Bullet Performance Exhaust + Dyno Tune 1 2

    By bu3oaf69, May 22, 2017
    • 16 replies
    • 7.1k views
    • 
    • bu3oaf69
    • January 18, 2020

21. Exhaust bolts

    By roadiemanchild, December 22, 2019
    • 8 replies
    • 1.9k views
    • 
    • L86 All Terrain
    • January 17, 2020

22. trans slip and no acceloration

    By TimH44, January 8, 2020
    • 2 replies
    • 600 views
    • 
    • L86 All Terrain
    • January 14, 2020

23. engine bay

    By Slowarado18, January 11, 2020
    • 2 replies
    • 625 views
    • 
    • Slowarado18
    • January 12, 2020

24. Grit\Sand substance on Transmission Dip Stick

    By Morenar, October 25, 2019
    • 13 replies
    • 11k views
    • 
    • j13smiley
    • January 11, 2020

25. Bought 14’ Sierra and Noticing odd shutter

    By Mack1994, October 12, 2019   

    • driveshaft
    • transmission
    • (and 4 more)

      Tagged with:

      • driveshaft
      • transmission
      • repair
      • axle
      • differential
      • opinion
    • 7 replies
    • 9k views
    • 
    • Carluvr95
    • January 9, 2020