The 6.6 Duramax is one of the most powerful engines for heavy-duty trucks like the Chevy Silverado and GMC Sierra, but how many MPG does it get?

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 difference between the two.

Like many American automakers that have offered powerful diesel haulers for trucks and SUVs, Duramax has loyally and powerfully served many Chevy trucks.

Complete information, specs, power and torque ratings on the GM Duramax turbo-diesel engines used in GM pickup trucks, SUVs and vans.

Information about the new General Motors Duramax 4.5 turbo diesel V8 engine known as LMK, including details, specs, vehicle applications, and more.

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 ...

The 2011-2016 6.6-liter LML Duramax V-8 engine is the capstone of GM’s Pre-L5P turbodiesels. Here are some vital facts about the iconic truck engine.

The all new 3.0-liter inline-six Duramax is a great pickup truck engine, that is torque rich and efficient.

GM and Stellantis use some heavy-hitting diesel engines in their pickup trucks. But which is the best?

3.0-Liter Duramax Makes History The first-generation 3.0-liter LM2 Duramax diesel engine was a GM product manufactured in Michigan. The engine became the first diesel for GM's Chevy and GMC light ...

GM 2.8L I-4 Duramax General Motors’ inline-four 2.8L Duramax is already used overseas in a wide range of vehicles, so the transition from world market to the U.S., under the hood of 2016 Chevy ...