The 6.7 Cummins and 6.6 Duramax diesel engines are both reliable and solid, but they do differ in some ways. Here's the ...

To help you make an informed decision, we've explored the best years for the 6.6 Duramax engine, as well as two versions of the engine that you may want to avoid. Read more: How To Clean Your Car ...

These days, Duramax engines are still powering many of the trucks and SUVs ... the LLY is the way to go — even if the LB7 ...

2025 Sierra 2500 Denali Ultimate in a few words: A great-driving luxury truck that offers tremendous capability for those ...

When I spoke to high performance engine specialist Gale Banks about this engine recently, he explained that, unlike the 6.6L Duramax which he has pushed past 1,200 hp, the 4.5L has relatively ...

The improved Duramax engine delivers more power to make it better ... to provide maximum towing capability while also offering the best fuel economy in the Chevy powertrain lineup.

Last year, General Motors announced that the new 6.6-liter Duramax V8 engine would be factory certified to run on B20 sometime this spring. That time is now. GRAPEVINE, Texas, Feb. 8 /PRNewswire ...

The latest 2025 model year also debuts a new turbodiesel Duramax option, namely the 3.0L I6 LZ0 engine. Now, GM Authority has exclusively learned when the refreshed 2025 Chevy Tahoe and 2025 Chevy ...