Quality issues related to the 3.0L I6 LZ0 turbodiesel Duramax are drawing more and more attention online, and in response, GM has issued a new Service Bulletin.

When it comes to heavy-duty diesels, enthusiasts and truck owners inevitably circle back to the best American diesel engines: Ford's 7.3L PowerStroke, Dodge's 5.9L Cummins, and GM's 6.6L Duramax. If ...

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 ...

In the complex world of auto manufacturing, it’s not uncommon for OEMs to share parts and collaborate in expensive manufacturing efforts. Such was the case for GM and Isuzu, with the two companies ...

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 ...