A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Come join the discussion about modifications, towing, classifieds, troubleshooting, maintenance, and more!
I bought a 2025 GMC Sierra 1500 Denali Ultimate Duramax and overall, I love the truck. It's an absolute joy to drive, and the engine is fantastic. Unfortunately, with barely 3k miles on the truck, I've had significant two issues that have required return trips to the dealer. Issue 1 - The DEF supply line was not properly secured to the DEF ...
2025 3500, Duramax 6.6 After stopping to refuel the check engine light came on again, took the truck to the dealership, where they updated the software and the light is off, hopefully it is good. The tech said it was a recall.
I’ve been looking to get a new truck and was looking at the GMC AT4 1500 with the 3.0 Duramax and was wondering if there are any problems with this motor and what else would I need to know before buying this truck, fuel economy, reliability, etc. Sent from my iPhone using Tapatalk
Hello, new to this forum. Thinking about purchasing a 23 or 24 GMC Sierra with the 3.0 Duramax. I drive about 10 miles each way to work, mixed freeway and city. Reading about several issues with this motor, oil leaks, long starts / no starts, DEF issues, etc. I really like this motor and...
As the title states, looking to get some real-world feedback from 2024 and/or 2025 Duramax owners. A little backstory. I had a 2024 2500LT. Beautiful truck. Zero issues. Sold with 6k miles and bought a 3.0 GMC AT4. Nothing but issues. Squeaks, rattles, dash and floorboard vibrations, and...
I'm in the market to immediately buy a 2018-2021 SRW DieseI truck. I recently retired and for the past 5 years I've been planning on buying a 3500 SRW diesel Chevy Duramax or Dodge Ram to pull a 16,000-18,000 Toy Hauler from Iowa to the south for the winter. Since September, I've started...
I have a 2022 3500 dually Duramax now and haven't had any problems so far and was wondering if there is any advantage to buying a new truck? Thanks in advance for any pointers! Roy
A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Come join the discussion about modifications, towing, classifieds, troubleshooting, maintenance, and more!
LM2 vs. LZ0 1500 lm2 lzo sierra silverado Jump to Latest 55K views 22 replies 14 participants last post by Gil duramax 23 May 6, 2025 JayLLY Discussion starter 432 posts · Joined 2018 #1 · Oct 12, 2023
