2014-2019 Engine, Driveline, & Exhaust

2,561 topics in this forum

1. 2014+ Engine & Transmission Tuning 1 2 3 4 72

   By pendragon, July 23, 2013   

   • 2014
   • 1.1k replies
   • 417.6k views
   • 
   • newdude
   • June 21

3. 2014+ AFM (Active Fuel Management) 1 2 3 4 36

   By Ron.s, December 9, 2013
   • 535 replies
   • 258.1k views
   • 
   • Tucker
   • April 5

4. 2014+ Exhaust Systems & Mufflers 1 2 3 4 203

   By Escalade1979, December 12, 2013
   • 3k replies
   • 767.9k views
   • 
   • No Tyme
   • January 3

5. 2014+ Intakes (CAI) & Air Filters 1 2 3 4 62

   By GMC-AT, September 22, 2013
   • 917 replies
   • 352.8k views
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   • 16LT4
   • June 25, 2022

6. 2014+ Gas Mileage (MPG) Topic 1 2 3 4 104

   By BringTheRain403, July 21, 2013
   • 1.6k replies
   • 428.4k views
   • 
   • Grumpy Bear
   • March 22, 2022

7. 2015 GMC Sierra 1500 DOD Lifter Replacement

   By mamarinelli, November 22
   • 5 replies
   • 271 views
   • 
   • UrbanRage
   • 50 minutes ago

8. AFM Delete - Which kit is preferred?

   By Nickhop, September 4
   • 2 replies
   • 899 views
   • 
   • MikeBMW
   • Sunday at 05:18 AM

9. 100,000 Mile Spark Plugs

   By TheRiver, November 21
   • 3 replies
   • 228 views
   • 
   • rav3
   • November 21

10. TRANSMISSION RANGE SWITCH

    By BlkDenali6.2, November 10
    • 0 replies
    • 227 views
    • 
    • BlkDenali6.2
    • November 10

11. 2014 Silverado Transmission/Torque Converter help

    By jwoody28, November 8
    • 4 replies
    • 448 views
    • 
    • Black02Silverado
    • November 8

12. Front wheel bearings???

    By mikeyk101, November 6
    • 3 replies
    • 392 views
    • 
    • mikeyk101
    • November 7

13. click, no start

    By josney, November 5
    • 2 replies
    • 272 views
    • 
    • asilverblazer
    • November 6

14. Big Cam, Big Gains

    By SeekAndDestroy, September 27, 2022
    • 2 replies
    • 1.5k views
    • 
    • 6.2ltz
    • November 4

15. Swapping an L86(6.2) into a 5.3 (L83)

    By Gavin Faulkner, March 23
    • 3 replies
    • 1.8k views
    • 
    • gat0r
    • November 3

16. 2016 Silverado LT - is my transmission going? Maybe my TC?

    By InsuredByBeretta, October 24
    • 5 replies
    • 637 views
    • 
    • diyer2
    • November 1

17. Service 4wd message 2017 1500 Silverado

    By Cd264, October 25
    • 2 replies
    • 336 views
    • 
    • newdude
    • October 26

18. Statistically, How Prevalent Are Transmission, AFM, and Lifter Issues?

    By Muley, October 23
    • 7 replies
    • 677 views
    • 
    • Black02Silverado
    • October 24

19. Headers: long tube vs shorty's

    By hordy240, October 6
    • 2 replies
    • 594 views
    • 
    • rlcole321
    • October 24

20. Salvaging a L86 6.2L V8

    By CadillacLuke24, May 18
    • 14 replies
    • 1.5k views
    • 
    • Grumpy Bear
    • October 21

21. 5.3L normal idle rpm 1 2

    By roweac, April 4, 2015
    • 23 replies
    • 69.3k views
    • 
    • Rod D
    • October 16

22. NGK Ruthenium vs AC Delco Iridium spark plugs for 5.3? 1 2 3

    By greenoliver1, January 8, 2022
    • 31 replies
    • 9.6k views
    • 
    • MaverickZ71
    • October 13

23. Transmission Thermostat Delete Pros vs. Cons 1 2 3 4 14

    By Eddie 70, July 30, 2020
    • 202 replies
    • 95.4k views
    • 
    • PrairieGM
    • October 10

24. L83 DoD Delete with L86 cam questions

    By UrbanRage, September 12
    • 4 replies
    • 887 views
    • 
    • UrbanRage
    • October 10

25. 2014 GMC Sierra 1500 5.3 with 220k miles

    By teddyb1776, October 8
    • 14 replies
    • 702 views
    • 
    • teddyb1776
    • October 9

26. 2015 Silverado - Burning Oil (Active Fuel Management)

    By Smith035, June 20, 2021
    • 7 replies
    • 5.4k views
    • 
    • Grumpy Bear
    • October 5