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 Duramax or Dodge …
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 about several …
3.0 Duramax | Chevy and GMC Duramax Diesel Forum
Dec 11, 2021 · 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 …
Newer GM diesels get a DEF sensor fix! - Chevy and GMC Duramax …
Nov 16, 2023 · Duramax turbodiesel 3.0L I6 LM2 engine: 2020 to 2022 Chevy Silverado 1500 2021 to 2024 Chevy Tahoe 2021 to 2024 Chevy Suburban Duramax turbodiesel 3.0L I6 LZ0 engine: 2023 to …
Differential fluid - Chevy and GMC Duramax Diesel Forum
Oct 13, 2020 · Looking at changing my differential fluid. What is everyone using? I know it is 75w-90. Looking at Mobil delvac or AC Delco. Also, how much will I need to fill each one?
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 pointers! Roy
Manual Regen - Chevy and GMC Duramax Diesel Forum
Sep 2, 2016 · Today I successfully completed a manual regen while my truck was at my house, pretty impressive and scary at the same time. My engine cranked up to 2500 rpm and went to town fixing …
2020 LM2 Glow plugs - Chevy and GMC Duramax Diesel Forum
Jun 9, 2025 · Here are a few tips on ceramic glow plug replacement on the 1.6L I4 diesel engine (RPO LH7), Duramax 3.0L I6 diesel engine (RPO LM2, LZ0) and Duramax 6.6L V8 diesel engine (RPO …
Duramax cranks but will not start - Chevy and GMC Duramax Diesel …
Feb 1, 2016 · Duramax cranks but will not start Jump to Latest 27K views 17 replies 11 participants last post by jeffbehindbars Dec 18, 2024 M
Life Expectancy of a duramax?? - Chevy and GMC Duramax Diesel Forum
Jan 9, 2008 · The Duramax™ powertrain is designed for reliability, peak horsepower and torque within its design limits. When a customer installs a power-up device, it drastically reduces the mileage ratings.