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 most buyers miss.As a GM technician who works on these trucks daily, I’ll walk you through:• What years I personally recommend (LM2 vs LZ0)• What to listen for during a test drive• How to spot suspension and tire wear issues• What to check underneath for oil leaks• Why service history matters more than mileage• Recent GM bulletins every 3.0 Duramax owner should know aboutWe also discuss a $800 LM2 engine I picked up and what its service history reveals — which is a perfect real-world example of why maintenance records matter.📞 Shop Phone Number (Call or Leave a Voicemail Question): (801) 209-9503If you have a question about your 3.0 Duramax or want it featured on the podcast, leave a voicemail.📝 Updated 3.0 Duramax Maintenance Article: https://www.duramaxnews.com/post/3max-maintenance-scheduleFull breakdown of service intervals and maintenance recommendations.🛢 Oil Leak Inspection Video (Must Watch Before Buying Used): https://youtu.be/be9u3XdSIk8Common leak locations and what to look for underneath the truck.⚙️ MAP Sensor Video (Related to Recent GM Bulletin): https://youtu.be/f2uBXmtPPpwHow to locate and inspect the MAP sensor if you’re seeing unusual codes.• Fuel temp reading 419°F & related codes• OTA updates triggering P2002 codes• Normal condensation-related misfire concernsThis is the 3.0 Duramax Diesel Podcast. I’m Greg — a GM technician and the owner of Demon Works. We create in-depth technical videos and real-world breakdowns specifically for 3.0 Duramax owners.And if you’re shopping for a used 3.0 Duramax — don’t skip the links below.For products, check out https://www.demonworkshop.comBanks Discount Code = DEMONWORKS https://www.bankspower.com/demonworksTrailer Tester: https://amzn.to/4t2xzmhGREEN AIR FILTER: https://amzn.to/4tgxNWPMotul 5w30: https://amzn.to/4sRbSp1Schaeffers 5w30: https://amzn.to/4sRbSp1Schaeffers 0w20: https://amzn.to/4sbSxyBACDelco Fuel Filter: https://amzn.to/3QFfXex3.0 Duramax Oil Change W/ PPE Oil Filter: https://amzn.to/3qmLR6o3.0 Duramax Oil Change W/ ACDELCO: https://amzn.to/3QtmDO5PPE OIL FILTER: https://amzn.to/3JP9j22 - BE SURE YOU ARE BUYING FROM PPE ONLY - CHECK SELLER NAME Just buy from demonworkshop.com to be safe.Fuel Filter Socket: https://amzn.to/4b52BkYFuel Filter KlickWrench Socket: https://amzn.to/42arKH6Aluminum Fuel Filter Cap: https://amzn.to/3FZir28K&N Air Filter: https://amzn.to/3S5sLvqK&N Fuel Filter: https://amzn.to/4b6Ux3ihttps:/www.maxl.com/demonworks https://www.bankspower.com/demonworksBANKS DISCOUNT CODE "DemonWorks"WEIGH SAFE HITCH: https://www.weigh-safe.com/product/weigh-safe-drop-hitch/?affiliate=demonworksALSO USE Discount Code DW10 at weigh-safe.com www.bankspower.com/DemonWorkswww.duramaxnews.comwww.bankspower.com/demonworksAs an Affiliate / Influencer, I earn from qualifying purchases. Your support is appreciated as it helps the channel to continue to test products!Resources:DuramaxNews.comDemonWorkshop.com 0:00 Intro – Big Updates & Episode Overview1:12 Viewer Question: Buying a Used 3.0 Duramax2:05 Best Model Years (LM2 vs LZ0)3:10 What to Listen For During a Test Drive4:20 Scan for Codes Before You Buy5:10 Check for Oil Leaks (Common Areas)6:05 Why Carfax & Service History Matter7:15 Suspension Noises & Tire Wear Issues8:25 Final Buying Advice (Before You Sign)9:10 New GM Bulletin: 419° Fuel Temp Codes10:35 OTA Updates Triggering P2002 Code11:45 “Normal” Misfire? GM’s Explanation13:10 The $800 3.0 Duramax Engine Story14:40 Service History Breakdown (What It Revealed)16:00 Upcoming Engine Teardown Plans17:10 Call In With Your Questions / Closing