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 miles per gallon does it get?

The 6.6 Duramax and 6.7 Power Stroke are two engines powering some of the most well-known pickups in the country, but how do they compare?

We've written here several times about the brilliant packaging job that General Motors has done with its new upcoming 4.5L Duramax diesel ... pumping losses. Since GM hasn't disclosed specifics ...

General Motors' Duramax engine is one of the most legendary diesel engines, next to Ford's Power Stroke and the Cummins diesel engines in trucks like the Dodge Ram. But while it may not have the ...

In 2019, GM delivered the answer many were looking for in the way of an all-new 3.0-liter Duramax engine, which was and still is available in a wide range of both Chevrolet and GMC products.