Engines & Powertrain (Duramax & Vortec)

227 topics in this forum

1. 2015 6.0 Burned Spark Plugs 1 2

   By WiscoZ71, April 5, 2020
   • 15 replies
   • 20.2k views
   • 
   • Duckman Dean
   • June 21, 2021

2. Trailer disconnected connected on dash 1 2

   By cmysstailights, July 18, 2018
   • 15 replies
   • 27.3k views
   • 
   • hellswrath7
   • August 9, 2024

3. DEF Heater Failure Repaired: Still Have "65MPH" Countdown

   By jasonvp, March 12, 2019
   • 14 replies
   • 30k views
   • 
   • jasonvp
   • March 15, 2019

4. P003A

   By calgator73, December 4, 2017
   • 14 replies
   • 10.3k views
   • 
   • calgator73
   • January 2, 2018

5. Necessary minimum tire pressure

   By Ben Dover, December 6, 2020   

   • Tires
   • ride
   • (and 2 more)

     Tagged with:

     • Tires
     • ride
     • handling
     • performance
   • 14 replies
   • 18k views
   • 
   • gmacecsko
   • October 18, 2021

6. 6.0 Supercharger (2015+)

   By 2015VORTECZ71, January 15, 2017
   • 13 replies
   • 19.7k views
   • 
   • Lakeside518
   • August 6, 2017

7. Worth buying high mileage trucks?

   By Katkinson1112, May 1, 2022
   • 13 replies
   • 23.9k views
   • 
   • CybeRube2
   • January 22, 2025

8. Will Aftermarket Exhaust from 2011-2014 Fit a 2015?

   By KMK454, June 3, 2015
   • 13 replies
   • 4.4k views
   • 
   • SOTO3389
   • December 14, 2017

9. Used 3500 L5P Options

   By Amanda Bishop, April 24, 2020
   • 12 replies
   • 1.8k views
   • 
   • curver900
   • April 27, 2020

10. L5P Power and Torque Released

    By redwngr, September 24, 2016
    • 12 replies
    • 4.4k views
    • 
    • Colossus
    • December 14, 2016

11. DEF question

    By Sumrtime, August 1, 2021
    • 12 replies
    • 3.1k views
    • 
    • CamGTP
    • August 5, 2021

12. Driving in 4 high

    By nicko1234, August 8, 2017
    • 11 replies
    • 8.3k views
    • 
    • Chevyfeller
    • September 26, 2017

13. First oil change for Duramax

    By Butcher2, November 13, 2019
    • 11 replies
    • 19.1k views
    • 
    • Black02Silverado
    • November 21, 2019

14. 6.0 Surging while Cruising at Low RPM

    By bigsby, May 9, 2016
    • 11 replies
    • 22.1k views
    • 
    • Cowpie
    • August 24, 2019

15. Duramax oil leak

    By calgator73, November 20, 2016
    • 11 replies
    • 30.2k views
    • 
    • Colossus
    • November 29, 2016

16. Menards FVP DEF

    By 77vetter, June 14, 2016
    • 11 replies
    • 12.1k views
    • 
    • WyoRock
    • October 10, 2016

17. L96 and Shorty Headers...

    By newdude, March 14, 2016
    • 11 replies
    • 13.4k views
    • 
    • KMK454
    • May 26, 2016

18. 2018 L5P codes. P129F & P228C

    By Danny R, November 27, 2020
    • 11 replies
    • 41k views
    • 
    • Bdock1981
    • May 19, 2024

19. Ltz supposed to have LED lights

    By junction44, July 31, 2018   

    • lights
    • ltz
    • (and 1 more)

      Tagged with:

      • lights
      • ltz
      • midnight
    • 11 replies
    • 5.9k views
    • 
    • doosierra
    • August 29, 2019

20. First towing impressions and a few questions

    By skav, January 1, 2015
    • 10 replies
    • 7.1k views
    • 
    • 2TrakR
    • February 14, 2016

21. CK-4 problem for Duramax?

    By calgator73, April 1, 2017
    • 10 replies
    • 11k views
    • 
    • Cowpie
    • October 29, 2017

22. 2016 Duramax - New Truck "TOWING" Break-In???

    By trpshoot, June 26, 2016
    • 10 replies
    • 18.3k views
    • 
    • trpshoot
    • July 20, 2016

23. 2016 Silverado 2500 6.0 with Corsa

    By SOTO3389, April 13, 2018
    • 10 replies
    • 8.4k views
    • 
    • corvette05
    • February 28, 2020

24. 2015 brake job

    By ryanhardy, October 7, 2018
    • 10 replies
    • 11.3k views
    • 
    • q.poole
    • September 5, 2019

25. E3 spark plugs?

    By gearheadesw, April 9, 2020
    • 10 replies
    • 6.4k views
    • 
    • gearheadesw
    • April 12, 2020