The 3.0 Duramax Podcast
by The 3.0 Duramax Podcast
Real-world answers to 3.0 Duramax questions from a working GM technician.This podcast breaks down oil choices, maintenance, diagnostics, known issues, and what actually matters when owning and servicing a 3.0 Duramax truck or SUV. Episodes are built around real viewer questions and real shop experience — not speculation or internet noise.Straight answers. Practical context. No fluff.Duramax® is a registered trademark of General Motors. This podcast is not affiliated with or endorsed by General Motors.
Episodes
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The Truth About 5 Micron Oil Filters (Nominal vs Absolute)
There's a lot of confusion surrounding oil filter efficiency, micron ratings, and the difference between nominal and absolute filtration. In this episode of the 3.0 Duramax Podcast, we're breaking it all down! WWW.DEMONWORKSHOP.COMPPE recently released its NEW 5-micron nominal engine oil filter…
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GM Finally Reveals 3.0 Duramax Failure Dates! Plus New Turbo line
GM has finally added build dates to its 3.0 Duramax LZ0 thrust-bearing failure bulletin. We also have an updated turbocharger oil feed pipe, a new aluminum radiator, and a viewer question about intake valve cleaning.Read the full articles on Duramax News:GM Identifies 3.0 Duramax Thrust Bearing...
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Red Dyed Diesel in Your Duramax? GM Responds on Warranty!
The 2027 3.0 Duramax LZ0 Gen 2 has MORE changes than GM originally announced! In this episode of the Demon Works Podcast, Greg, a GM dealership technician, digs into newly discovered engine updates, including revised pistons, piston rings, thrust bearings, fuel injectors, turbocharger components,...
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Want Better MPG From Your 3.0 Duramax? Stop Buying This Stuff
Will an aftermarket part actually increase the fuel economy of your 3.0 Duramax? How can you get better MPG without wasting money on modifications that may never pay for themselves?In Episode 32, I break down what I’ve learned from testing different parts and modifications on the 3.0L Duramax...
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Motul Results + 2027 Order Guide is out - 3.0 Duramax Podcast 31
This weeks podcast, we discuss the motul results and compare them to mobil1 and pennzoil. We discuss the fleet order guide that came out for the Silverado 1500 trucks plus much more.....https://www.demonworkshop.comhttps://www.duramaxnews.com/post/2026-vs-2027-chevy-silverado-1500-changes
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GM Just Revealed Major 2027 3.0 Duramax Updates
GM has revealed several updates coming to the 2027 3.0 Duramax, including changes to the pistons, turbo vanes, next-generation NOx sensor, sealing, fuel injector corrosion protection, DEF system, and more. We’re breaking down what we know, what these changes could mean for reliability, and…
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Your 3.0 Duramax MAP Sensor Could Be Causing Problems
In this episode, we take a closer look at the 3.0 Duramax MAP sensor, including what it does, why it gets dirty, where it’s located, and whether you should clean it or replace it.The MAP (Manifold Absolute Pressure) sensor is an important part of the 3.0L Duramax diesel engine management system....
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Properly Fill Transmission with PPE Bypass Valve? Long Term Ownership for 3.0 Duramax?
Podcast 28 comes in with a discussion on long term ownership of the 3.0 duramax.
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MPG Loss or Gain with Bed Shell ? Doc's Def Fluid and Additive Tested - New PPE Product - Podcast 27
We appreciate your support !
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3.0 Duramax Bypass System + Surprising Oil Analysis Results
https://www.duramaxnews.com/post/top-dexron-ulv-fluids The 3.0 Duramax oil analysis results are IN — and they were not what I expected.In this episode of the 3.0 Duramax Podcast, I’m breaking down the results from running Motul 5W-30 for over 5,000 miles. After sending the oil out for analysis…
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I Didn't Expect to End Up With TWO 3.0 Duramax Engines - Podcast Episode 25
In this episode of the 3.0 Duramax Podcast, I explain why I have a second 3.0 Duramax diesel engine sitting in my garage!During a recent trip to PPE, I was surprised with an early-production 2019 LM2 engine, giving us an incredible opportunity to compare the early and updated versions…
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3.0 Duramax Podcast: PCV Recall / Resonator Leak / Charge Pipe Causing Stalling
In this episode of the 3.0 Duramax Podcast, we're covering another GM recall for the 2024 LZ0 Duramax, a new GM service bulletin involving charge air cooler pipes causing engine stalling and low power, plus how to tell when an oil leak at your turbo resonator is normal—and when it's time to…
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GM Wants Your 3.0 Duramax Engine Back?! PPE Bypass Valve is still the best
In this episode, we cover a new GM engine monitoring program, the 2024 3.0 Duramax PCV recall, and take a deep dive into the 10L80 transmission bypass valve options—including the factory thermostat, the Barbell modification, and the PPE Full Flow Bypass Valve. 📖 Read the latest 3.0 Duramax news...
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3.0 Duramax Podcast: LZ0 Thrust bearing issue / LM2 100k miles Teardown
We Discuss the recent LM2 Engine Teardown video where I show the bearings of a 100,000+ mile LM2 engine with a life of 8,000+ mile oil change intervals. We discuss Lake Speed Jr.s recent video talking about 0w20 / 0w30 / 0w40 and how AC Delco 0w20 engine oil is poop.
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2027 Silverado unveiled - First impressions and Thoughts
Today we were shown the first official images of the 2027 Silverado and I provide my initial thoughts on it.
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Why This 3.0 Duramax Took a Week to Tear Down & Lower MPG with additives?
In this episode of the 3.0 Duramax Podcast, I share what happened when I started tearing down a 3.0 Duramax engine and discovered four completely seized injectors. What should have been a straightforward teardown turned into a week-long battle involving penetrating oil, sledgehammers, cutting...
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3.0 Duramax Podcast: Buying Used under 75k Miles? Here’s What Most People Miss
In this podcast, I break down exactly what you should look for when purchasing a used Silverado or Sierra with the 3.0 Duramax — especially trucks under 75,000 miles. From suspension noises and oil leaks to scanning for hidden codes and checking Carfax history, we cover the real-world details…
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3.0 Duramax Podcast - Will GM Say it's Ok to run 0w30 ? Oil Consumption
Your support is appreciated as it helps the channel to continue to test products!Resources:DuramaxNews.comDemonWorkshop.com 00:00 – Welcome to Episode 19 01:30 – Email From a New 3.0 Owner 04:30 – Was the Engine Underfilled? 07:00 – GM Bulletin 22-NA-027 Explained 09:45 – Camshaft Cover & Oil…
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3.0 Duramax Podcast - P2002 - Oil Pan Improvement Update - New Radiator information
In this episode of the 3.0 Duramax Podcast, I break down the REAL differences between the new CSF radiator and OEM — including core thickness, fin density, side tank construction, and long-term durability concerns.We also cover:• Why some 3.0 Duramax trucks won’t pass emissions• The correct drive...
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3.0 Duramax Podcast: DEF Towing Issues tested - Fixed? OTA Update's and Gemini coming
If you own a 3.0 Duramax diesel (LM2 or LZ0) and you’ve experienced the frustrating DEF warning messages while towing, this video is for you. Your support is appreciated as it helps the channel to continue to test products!00:00 – 3.0 Duramax Podcast | DEF Issues, LM2 Failure Debate & Gemini...
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3.0 Duramax Podcast - Oil Analysis - OTA Updates - NEW PPE PRODUCT
We are discussing topics related to the 3.0 Duramax Diesel - Today we are talking about the Over The Air Updates (OTA UPDATES), Mobil 1 0w30 Oil analysis (is it ok to remote start and idle in winter? Do oiled filters show more dirt in oil analysis?) Your support is appreciated as it helps the...
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3.0 Duramax Podcast - OIL Shortages Coming? Filter Redesign ? Ball Joints BREAKING?
In this episode of the 3.0 Duramax Podcast, we discuss recent events that damaged the QATAR Plant and will have a direct hit to our oil supply. Get your engine oil now ! GM has some new engine oil filters for the 3.0 duramax PF66 - we discuss some of those changes. Your support is appreciated as…
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3.0 Duramax Podcast - Oil Bypass Kit and Engine Oil Cooler Worth It?
https.com//www.duramaxnews.com In this podcast we discuss the oil bypass kit available from Insane Diesel as well as the engine oil cooler upgrade. Your support is appreciated as it helps the channel to continue to test products! 00:00 - Introduction & episode topics 02:12 - Community Q&A format...
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3.0 Duramax Podcast - Intake / 10L80 Service / Deleted Questions + Glow Plugs and New Oil Pan
The 3.0 Duramax Podcast, Home of The 3MAX ! We answer your questions related to intakes, transmission service and Oil Choice on deleted truck. Glow Plug differences as well as a discussion on the new 3.0 Duramax GM Oil pan. Your support is appreciated as it helps the channel to continue to test...
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3MAX LZ0 Thrust Failure In 2024 Engines? 2027 Trucks + Wet Belt Oil Warning !
https://www.duramaxnews.com 3Max 3.0 Duramax will be in the 2027 new trucks, thrust bearing failures are taking place in the 2024 trucks as well, but why not the LM2? And we answer an email from a viewer about the new info coming out on oil pump belt potential issues when using the wrong oil. As…
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3.0 Duramax Engine Oil Pan Updated / DEF Warning FIXED / New Oil / DEF Injector Info From GM Tech
https://www.duramaxnews.com 3Max 3.0 Duramax had some big updates come up in the past few weeks. Engine Oil pan has been redesigned and DEF warnings on the dash have been corrected with calibration changes. We discuss a new engine oil that will be run in the 24 ZR2 to see how well it performs...
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DPF Deletes legal now? EPA Rescinded 2009 Endangerment Finding 3.0 Duramax Podcast 10
Did the EPA just make diesel deletes legal? Over the last few days, headlines about the 2009 Endangerment Finding being rescinded and auto start/stop credits being removed have caused a lot of confusion in the diesel world. Many 3.0 Duramax owners are asking whether emissions rules were rolled…
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3.0 Duramax at 300,000 Miles? I Tracked 200+ Trucks to Find the Truth
Is 300,000 miles on a 3.0 Duramax realistic, or just a fantasy? In this episode of DemonWorks, we move past the internet rumors and break down real-world reliability data from over 200 owners. We reveal the actual failure rates of the LM2 and LZ0 engines, identifying what breaks, what lasts, and...
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Gen 2 vs Gen 3 Valve Bodies Explained | 10L80 Duramax Fixes, Recalls & Cooling Mods
In this episode, you’ll learn exactly what changed from the Gen 2 to Gen 3 10L80 valve body and why it matters for LM2 & LZ0 Duramax owners. Your support is appreciated as it helps the channel to continue to test products!
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3MAX Intakes Worth it or Just Hot air? 3.0 Duramax Podcast EP. 7
Aftermarket intakes on the 3.0 Duramax generate a lot of questions — and a lot of misinformation. In this episode, I answer the most common intake questions owners ask, including power gains, MAF accuracy, EGR interaction, MPG changes, intake design, and why sound doesn’t always equal airflow.…
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The Truth About Extended Warranties (From a GM Technician) EP6
Do you really need an extended warranty when buying a vehicle?In this episode, a GM dealership technician breaks down how extended warranties actually work, the loopholes that can get claims denied, and what most dealers don’t tell you before you sign. From costly repairs to hidden contract…
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Two Used 3.0 Duramax Trucks — Why One Worked and One Didn’t + PPE OIL Filters Are Being Copied and They are BAD !
We discuss 2 different stories of people buying used - One May need a repalcement engien while the other just wants it to last a long time ! Also, PPE Oil filters are being copied and they are almost identical until you really start to see the differences which could cause severe damage !...
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3.0 Duramax Break-In, Regen Explained, and Reliability Upgrades (New Owners)
Welcome to Episode 4 of the 3.0 Duramax Podcast — built for new 3.0 Duramax (LZ0/LM2) owners and anyone using their truck for heavy-duty work like towing, long idling, or snowplowing. https://www.bankspower.com/demonworks https://www.duramaxnews.com The break-in period (what GM says at 500 miles…
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LZ0 Thrust Bearing Failures - My Theory on The Cause and Why You Should Still Buy One, I would.
In this episode, we take a deep dive into the LZ0 3.0 Duramax thrust bearing failures that have been making waves across the diesel community — specifically affecting some 2025 and 2026 model year trucks and SUVs. I break down what’s actually happening, what GM has (and hasn’t) said, and share my...
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What is the best year 3.0 Duramax? Discussion on Deletes and more ! Episode 2
In this episode, I answer three listener questions that are better suited for the podcast format, including when it actually makes sense to use a block heater, what the “best” year of the 3.0 Duramax really means, and how certain topics are handled differently on the podcast versus YouTube. We…
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EP.1 Viewer Questions: Oil, Break-In, Blowby, and the Future of the 3.0 Duramax
In this episode, I answer real viewer questions pulled directly from YouTube — the same questions I hear every day as a GM technician. We cover 5W-30 oil use in the 3.0 Duramax, early oil changes and engine break-in, blowby expectations, LM2 teardown findings, LZ0 improvements, long-term wear...
About this show
Real-world answers to 3.0 Duramax questions from a working GM technician.This podcast breaks down oil choices, maintenance, diagnostics, known issues, and what actually matters when owning and servicing a 3.0 Duramax truck or SUV. Episodes are built around real viewer questions and real shop experience — not speculation or internet noise.Straight answers. Practical context. No fluff.Duramax® is a registered trademark of General Motors. This podcast is not affiliated with or endorsed by General Motors.
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The 3.0 Duramax Podcast
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