Engines & Drivetrain

2,739 topics in this forum

1. Exhaust on my 16 Sierra 5.3 1 2

   By tbmaciii, May 15, 2018
   • 18 replies
   • 4.8k views
   • 
   • alodawg26
   • May 28, 2018

2. 5.3 blown lifter @ 85000 km!!

   By Martiallterrain, January 10, 2018   

   • 5.3
   • lifter
   • (and 1 more)

     Tagged with:

     • 5.3
     • lifter
     • afm
   • 5 replies
   • 5.1k views
   • 
   • greyjimmy
   • May 23, 2018

3. 2017 5.3 ProCharger times

   By Gorske, May 20, 2018
   • 4 replies
   • 1.2k views
   • 
   • Gorske
   • May 20, 2018

4. Engine calls for 5W-30, they put in 0W-20, does it matter? 1 2

   By Knightfall, October 29, 2017
   • 18 replies
   • 34.6k views
   • 
   • Cowpie
   • May 20, 2018

5. 2017 Silverado 5.3 ProCharger 0-100 1 2

   By Gorske, May 9, 2018
   • 16 replies
   • 10k views
   • 
   • Gorske
   • May 20, 2018

6. Exhaust whistle

   By CiscoBetancourt, May 19, 2018   

   • exhaust whistle 2014 silverado
   • 1 reply
   • 631 views
   • 
   • wforrest08
   • May 19, 2018

7. Corsa Sport, vs GM performance Corsa 6.2

   By Crobinson16, May 16, 2018   

   • in cab noise
   • 2 replies
   • 1.8k views
   • 
   • Crobinson16
   • May 17, 2018

8. L8B conversion?

   By hizzo3, May 16, 2018
   • 0 replies
   • 2.4k views
   • 
   • hizzo3
   • May 16, 2018

9. Muffler/Exhaust Options 1 2

   By Western96, April 28, 2018
   • 24 replies
   • 7k views
   • 
   • emeryz28
   • May 14, 2018

10. 2018 Exhaust question

    By Rich7930, April 26, 2018
    • 1 reply
    • 933 views
    • 
    • rxnotec
    • May 9, 2018

11. 5.3L vs 6.2L in 2018 Silverado 1 2

    By zettiefan, April 27, 2018   

    • 5.3l engine
    • 6.2l engine
    • (and 2 more)

      Tagged with:

      • 5.3l engine
      • 6.2l engine
      • 2018
      • silverado
    • 21 replies
    • 48.7k views
    • 
    • TXGREEK
    • May 8, 2018

12. Looking for LT1 IM and TB.

    By 16rcsb_dom, April 27, 2018
    • 6 replies
    • 919 views
    • 
    • truckguy82
    • May 7, 2018

13. 4WD low in reverse

    By Lison, May 1, 2018   

    • reverse gear
    • 5 replies
    • 965 views
    • 
    • Imcrazy
    • May 6, 2018

14. It Has Arrived!!!!! 1 2 3

    By Gorske, April 26, 2018
    • 39 replies
    • 4k views
    • 
    • Gorske
    • May 3, 2018

15. Brake Job Experience & Advice

    By Darksky, March 25, 2018
    • 12 replies
    • 1.9k views
    • 
    • Mike GMC
    • May 2, 2018

16. L83 Ecotec3 aftermarket Intake Manifold?

    By Steelephillips, April 21, 2018
    • 7 replies
    • 17.1k views
    • 
    • Mike GMC
    • April 24, 2018

17. Fuel Filler Neck Size

    By kivetts04dmax, April 16, 2018
    • 1 reply
    • 3.5k views
    • 
    • kivetts04dmax
    • April 23, 2018

18. coolant smell in cab

    By Cheekster96, April 21, 2018
    • 0 replies
    • 743 views
    • 
    • Cheekster96
    • April 21, 2018

19. E85 in the 4.3 Ecotec3, Yes or No? 1 2 3 4 5

    By tim5779, February 7, 2018   

    • e85
    • 4.3
    • (and 1 more)

      Tagged with:

      • e85
      • 4.3
      • unleaded
    • 69 replies
    • 36.3k views
    • 
    • Grumpy Bear
    • April 21, 2018

20. 2017 Ecotoc 4.3 sound

    By tim5779, April 17, 2018
    • 7 replies
    • 1.2k views
    • 
    • Imcrazy
    • April 21, 2018

21. Oil Filter for 2014+ conflicting info. 1 2

    By dbrobins27, November 1, 2017
    • 17 replies
    • 15.9k views
    • 
    • Ag76
    • April 19, 2018

22. 2014 Sierra Denali 6.2 bent push rod problem

    By jca1972, April 19, 2018
    • 1 reply
    • 4.8k views
    • 
    • Billy Smart
    • April 19, 2018

23. Spare TCM for 8 speed tuning

    By Crimson6.2L, April 15, 2018
    • 9 replies
    • 6.3k views
    • 
    • TJay74
    • April 19, 2018

24. FREE Stock Exhaust (Crew Cab / Std bed) off 2017 KING GEORGE, VA

    By aaronarf, April 7, 2018
    • 3 replies
    • 710 views
    • 
    • aaronarf
    • April 18, 2018

25. Dropping the trans pan

    By GTIzks, January 23, 2018
    • 13 replies
    • 17.7k views
    • 
    • diyer2
    • April 17, 2018