LML, like many other GM product codes, doesn't stand for anything at all, and is merely a sequence of letters meant to denote ...

When it comes to the three main diesel mills we see in the domestic market, there's Ram's Cummins inline-six mills, and Ford ...

Recent spy footage of several prototype GM HD trucks undergoing testing in Colorado has reignited speculation about the long-rumored 8.3L Duramax diesel engine, nicknamed “MegaMax.” The video was ...

Despite the fact that diesel as a fuel is living on borrowed time, consumers have more diesel-powered pickup truck options than ever before—everything from monster heavy-duty haulers making more than ...

General Motors Co. is investing $920 million at its Ohio Duramax operations for production of diesel engines for future heavy-duty trucks, the company announced last week. The investment supports GM's ...

In the full-size truck segment, the Big Three in Detroit offer three distinct V8 turbo diesels. At the very top of the spectrum, the Ford Scorpion 6.7-liter Power Stroke develops up to 500 horsepower ...

I wasn’t going to write this. I’ve refrained ever since I saw the rumor emerge about a week ago. But now that people are still talking about the so-called “big-block” Duramax, I feel like it’s time to ...

CINCINNATI (CN) — Clean diesel truck buyers argued Thursday that their fraud and deceptive trade practices claims against GM for the use of a “defeat device” to pass emissions tests are not preempted ...