GM has lifted the stop-sale order that was effective on the Chevy Silverado HD and GMC Sierra HD pickups equipped with the 6.6L V8 L5P turbodiesel Duramax engine. GM dealers were informed on April 26 ...

The GM L5P Duramax is a turbo-diesel engine produced by General Motors for use in full-size heavy-duty (HD) pickup trucks. Displacing 6.6 liters in a V-8 configuration, the L5P is part of a new ...

In the May 2017 issue ofDiesel Power, in an article titled “Inside the Duramax L5P,” we visited Gale Banks Engineering in Azusa, California, and documented the complete dismantling of a ...

445 horsepower (332 kW) and 910 lb-ft (1,234 Nm). That’s how potent the redesigned Duramax 6.6-liter V8 is for the model year 2017. Internally referred to as L5P, the newest Duramax is available in ...