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  1. 2017-19 GM T-K2 Platform Powertrain
    Sorry wrong thread. Can anyone identify which of these pieces contain the level sensor?
  2. 911 Problems Forum
    2020 duramax l5p ring when accelerating on and off. 2020 l5p ring/squeak
  3. For Sale L5P ECM

    Parts For Sale
    Factory New ECM, E41 from GM Ecm has no programming on this one. it will need to be programmed for your L5P or sent off to be unlocked. Call or text 850-819-8315
    $1,000 USD
  4. 2017-19 GM T-K2 Platform Powertrain
    Hello all, I’m looking to upgrade from my ‘06 LBZ to a ‘17 L5P (~100k miles). The one that I am currently looking at has a service note for injectors being replaced. I called the sales guy to ask about it, to which he responded that they replaced injectors on cylinder 4 & 8. I’m hesitant to...
  5. Vehicle electronics/ Programmers For Sale
    2020-2021 L5P Installed it for few days and took them off. I went with a different setup. Link -...
    $350 USD
  6. 911 Problems Forum
    Hey I’m new here and I need some help I have a intermittent problem with my truck I have 85000kms on it and it has hsp hot and cold side pipes and intake with a wehrli turbo mouth inlet and a banks derringer. So the truck every now and again when I get on the throttle seems to fall on its face...
  7. Gauges, Electronics and Wiring.
    Hi I'm new to the diesel community and just bought a 2018 Denali HD Duramax 11 days ago. To the best of my knowledge no one prior to my ownership has done anything to the motor, transmission or exhaust. Yesterday I was driving normally when every light possible came on. 4wd fault, ABS fault...
  8. General Discussion
    I got my new 2022 and looking for some performance upgrades .. Banks says they’re still in research and development. What are you guys putting on your 22’s?
  9. 2020+ (Non Powertrain)
    Hello everyone! Today I have a very generic question about the newest L5P trucks. Currently I have an 06 LBZ ZF6 CC/SB and she is in very clean condition. Don't lose your minds I am not gonna get rid of it! She will be mine for many years to come.👍 I am looking to purchase a new dually to tow...
  10. General Discussion
    I have a 2020 L5P duramax high country currently 35k miles still under the bumper to bumper warranty. I get a check engine light on the dash and then two messages reading vehicle power is reduced and a don’t stop driving like it’s going into regen the def gauge reads 3/4 full the truck has never...
  11. L5P TSB (service bulletins, recalls, updates)
    Hi All, Not sure if this is the right place to post this question but, I'm coming up on the end of my 3 year/36,000mi Bumper to Bumper warranty and thinking about getting an extended warranty. Has anyone bought an extended warranty? What seems to be a fair price? Any suggestions? I've called a...
  12. General Discussion
    Hello, New guy here. I have been looking for a Bi directional scan tool for my L5P. I have looked all over the forum, web, other forums and keep running into walls. I am looking for something to read and diagnose codes, read injector balance, program new parts when needed and look at different...
  13. 2020+ (Non Powertrain)
    Hello Everyone. I recently Custom Ordered a 2021 Silverado 2500HD LTZ with the Z71 Off-road package and the LTZ Premium Package which gives you 20" wheels. I was wondering what tires came on the truck. Thanks!
  14. 2017-19 GM T-K2 Platform Powertrain
    Hello, New to the group. just bought my first GM product. 2017 Chevy 3500 LTZ. i am looking at all of the options and it seems that it is very limited. which is fine. i have found that the Banks Derringer seems to have the best reviews, the question i have is... has anyone ran an OBDII splitter...
  15. 11-16 LML Duramax Powertrain
    We have a 2012 Silverado 3500 with at least 1 cracked piston. Does anyone know how difficult it would be to swap in a complete L5P? Or just swap in the short block? Is it even possible?
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