Engines & Powertrain (Gas & Diesel)

61 topics in this forum

1. 2.8L Duramax with a tune 1 2 3 4

   By ChevyZ71LTZ, February 9, 2014
   • 47 replies
   • 68.9k views
   • 
   • oak 1971
   • October 19, 2019

2. Any Colorado diesel owners 1 2 3

   By dcrouse, March 31, 2016
   • 31 replies
   • 18.6k views
   • 
   • eswogger
   • December 25, 2019

3. Duramax and Timing Belt 1 2 3

   By rvsixer, December 1, 2014
   • 30 replies
   • 76.9k views
   • 
   • ricnick0680
   • March 27, 2020

4. Where did GM get the design for the diesel engine? 1 2

   By GPGuy, June 15, 2015
   • 24 replies
   • 18.3k views
   • 
   • Cowpie
   • February 2, 2016

5. 2017 Colorado... 1 2

   By newdude, January 7, 2016   

   • 3.6
   • lgz
   • (and 2 more)

     Tagged with:

     • 3.6
     • lgz
     • lfx
     • v6
   • 20 replies
   • 21k views
   • 
   • CanyonHypermiler
   • May 25, 2017

6. Exhaust note of the 2.8L Mini-max 1 2

   By ChevyZ71LTZ, June 11, 2014
   • 20 replies
   • 20.2k views
   • 
   • oak 1971
   • October 19, 2019

7. Transmission Woes :-( 1 2

   By No1UKnow, June 15
   • 19 replies
   • 502 views
   • 
   • asilverblazer
   • 8 hours ago

8. Oil changes while under warranty 1 2

   By oldman9, June 9, 2022
   • 17 replies
   • 16.8k views
   • 
   • KARNUT
   • July 23, 2022

9. Thinking of getting a Diesel Canyon need the good, bad and ugly

   By JKent, October 15, 2019
   • 13 replies
   • 10.6k views
   • 
   • heateyal
   • October 20, 2020

10. Do I have to use ACDELCO DEF fluid

    By Slacktide79, September 28, 2019
    • 13 replies
    • 16.4k views
    • 
    • Z45
    • October 21, 2019

11. Engine noise on startup

    By Allen'scolorado, November 6, 2018   

    • oil pressure valve clatter bearing noise
    • 11 replies
    • 30.5k views
    • 
    • Logical Guy
    • November 20, 2020

12. my 2020 GMC Canyon - DuraMAX - Build/Performance thread

    By Brass Monkey, April 6, 2020
    • 10 replies
    • 8.2k views
    • 
    • Brass Monkey
    • April 20, 2020

13. Diesel vs 5.3

    By drucker, March 4, 2019
    • 10 replies
    • 12.2k views
    • 
    • Daniel Fontaine
    • March 12, 2021

14. Service Emmission System

    By Triki_Dick, July 13, 2018   

    • emission system
    • p204b
    • 9 replies
    • 28k views
    • 
    • mjcmichigan
    • July 25, 2018

15. Starter removal, 2.8l Duramax

    By Delta456, February 6, 2023
    • 9 replies
    • 16k views
    • 
    • slimshaney01
    • January 31

16. Towing Question

    By LWhitson2, December 15, 2018
    • 8 replies
    • 7.9k views
    • 
    • mjcmichigan
    • December 16, 2018

17. Half ton duramax or mid size duramax?

    By Emarshall, April 18, 2020
    • 8 replies
    • 10.2k views
    • 
    • newdude
    • April 29, 2020

18. Engine Question (Opinions)

    By ParkIng, January 24, 2016
    • 7 replies
    • 17.8k views
    • 
    • MattFL
    • May 17, 2016

19. Any Diesel shifting problems?

    By MattFL, May 17, 2016
    • 7 replies
    • 29.1k views
    • 
    • mjcmichigan
    • May 12, 2018

20. Gas mileage

    By 2016 guy, July 24, 2023
    • 6 replies
    • 2.3k views
    • 
    • Grumpy Bear
    • July 25, 2023

21. 2016 2.8 Duramax paired with new 8 speeds.

    By bboyce536, November 14, 2014
    • 5 replies
    • 11.2k views
    • 
    • Cowpie
    • January 19, 2017

22. 2019 Tranny slippage or shuddering issue

    By MiCar Info, January 31, 2020
    • 5 replies
    • 9.9k views
    • 
    • madcratebuilder
    • March 16, 2022

23. Will my installing Cold Air Induction void warranty?

    By DAG, September 11, 2019   

    • cold air intake
    • 5 replies
    • 27.1k views
    • 
    • madcratebuilder
    • July 30, 2021

24. Engine oil additive

    By Randy Ng-a-Fook, February 13, 2024
    • 5 replies
    • 3.4k views
    • 
    • newdude
    • February 13, 2024

25. DO NOT BUY

    By fire171, July 3, 2024
    • 4 replies
    • 10.1k views
    • 
    • txab
    • July 4, 2024