After all, no engine is perfect, and you might want to weigh the pros and cons of this popular option before deciding on your next heavy-duty truck. While many aspects of the 6.6-liter Duramax ...

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 ...

We're comparing the spec sheet for the GM Duramax V8 L5P engine against its main rivals from Ford and Ram to see how it ...

General Motors’ 6.6-liter Duramax LB7 was a state-of-the-art V8 diesel engine with four-valves-per-cylinder producing 235 to 300 hp and 500 to 520 lb-ft of torque. In addition to a turbocharger ...

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 ...

A larger gasoline engine is optional on the Silverado 2500HD Classic in the form of an 8.1-liter V-8 that generates 330 horsepower. For maximum towing and hauling performance, a Duramax 6.6-liter ...

A truck brand based around professional grade performance, the 2006 GMC Sierra 2500HD receives strengthened diesel power. The Duramax 6.6-liter turbocharged diesel engine is radically upgraded for ...