Chevy and GMC Duramax Diesel Forum
A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Come join the discussion about modifications, towing, classifieds, troubleshooting, maintenance, and …
Duramax 3.0 Should I buy? - Chevy and GMC Duramax Diesel Forum
Mar 17, 2025 · 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 …
2018-2021 Duramax Reliability and Durability
Jan 13, 2024 · 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 …
What, if any are the pros of a 2025 3500 Duramax vs a 2022?
Nov 25, 2024 · 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 …
What Diesel to Use ? | Chevy and GMC Duramax Diesel Forum
Apr 28, 2024 · Hello everyone, I'm considering buying a new 1500 Duramax (LZ0). However, I'm a bit confused about fueling. GM recommends top-tier fuel. I'm in SoCal, and all the gas …
Dexos D list update! - Chevy and GMC Duramax Diesel Forum
Jan 20, 2025 · Does this mean 5w-30 is approved for the 3L duramax? It seems to make sense running it in the summer in particular when it’s 90 degrees or higher for about 2 months. But …
DEF Heater Failures | Chevy and GMC Duramax Diesel Forum
Jun 22, 2022 · The DEF tank heater may be faulty on some 2020-2021 Silverado 1500, Silverado 2500HD/3500HD, Sierra 1500, Sierra 2500HD/3500HD; and 2021 Tahoe, Suburban, Yukon …
Did GM discontinue the 3.0 Duramax?
Sep 8, 2024 · Just read this article, and it sounds like 2025 will be the last year for the 3.0 Duramax. I hope it’s not true. I only have 17k on my 23 and was hoping to trade it in for …
Cylinder Numbering | Chevy and GMC Duramax Diesel Forum
Mar 16, 2011 · How are the LB7 cylinders numbered, 1234 drivers side, or alternating like a gas small block?
Newer GM diesels get a DEF sensor fix! - Chevy and GMC …
Nov 16, 2023 · A forum community dedicated to Chevy and GMC Duramax diesel owners and enthusiasts. Come join the discussion about modifications, towing, classifieds, …