The 6.6L Duramax diesel engine is well regarded in the truck community, but what is considered high mileage for one? Here's a ...

I paid cash for two trucks, both failed.” A GMC owner exposes a 3.0L Duramax nightmare. Engines seizing at 6k miles, no ...

One of America's most beloved turbodiesel engines, the 3.0-liter inline-six Duramax, powering the GM full-size SUVs, has just bid farewell to the car industry for good. GM killed it last week. August ...

High mileage on a 6.6 Duramax is less about a single scary number on the odometer and more about how that number lines up ...

The Great Recession was rough on everyone in the late 2000s, especially General Motors. The automotive giant was nearly forced to dissolve, though it declared bankruptcy in 2009 and infamously ...

Fleeing the 6.2L V8 nightmare for a 3.0L Duramax? You may have traded a ticking time bomb for a slow leak. Owners report ...

General Motors released the new 3.0L I6 LZ0 turbodiesel Duramax engine in conjunction with the launch of the 2023 Chevy Silverado 1500 and 2023 GMC Sierra 1500, offering more power and torque than the ...

Recent spy footage of several prototype GM HD trucks undergoing testing in Colorado has reignited speculation about the long-rumored 8.3L Duramax diesel engine, nicknamed "MegaMax." The video was ...

The Chevrolet Silverado HD — and its corporate twin in the GMC Sierra HD — can be had with either a standard 6.6-liter gasoline V8, or the optional 6.6-liter Duramax turbo-diesel. Opting for the TD ...

Light-duty customers have a single diesel option for model year 2026, that being the 3.0-liter Duramax inline-six turbo diesel of the Silverado and Sierra ...

Over the last century, Chevrolet has rolled out several impressive engines, from the Gen I 350 small-block V8 and the Gen III Vortec 5300 V8, both of which we included on our list of the most reliable ...

Theo has dedicated his life to cars. He has studied the only Automotive Journalism course in the world located at Coventry University and describes this passion as a clinical obsession. Give Theo four ...