General Motors has teased a new Duramax diesel 8.3-liter engine that it has dubbed “Mongoose.” GM’s teaser video took shots ...

General Motors has confirmed the rumored 8.3L Duramax Turbo-Diesel V8 engine, code-named Mongoose, for the 2027 Chevy Silverado HD and 2027 GMC Sierra HD.

GM calls it the "Mongoose," and it promises to beat Ford's "Scorpion" 6.7-liter Power Stroke that makes 500 hp and 1,200 lb-ft of torque.

We don't know much about the new Duramax, but its name gives us a clear indication of its mission statement: beat Ford's new Power Stroke V8, the Scorpion.

The largest among the Big Three in Detroit has released teaser footage of the much-awaited Megamax, which is actually codenamed Mongoose ...

GM has confirmed that it will debut a new, Ford Super Duty hunting 8.3L version of the Duramax diesel dubbed the 'Megamax' in its 2027 model year HD pickups.

GM is giving heavy-duty truck buyers an early look at its next diesel engine. The automaker released a Mongoose teaser video ...

General Motors has an answer for pickup buyers who hate stopping for fuel: a bigger tank and its familiar diesel inline-six. Pair the two in a rear-wheel-drive 2027 Chevrolet Silverado 1500 or GMC ...

A GM divulgou um teaser do tão aguardado motor Duramax 8.3 Turbo-Diesel V8, que será o coração das renovadas picapes Chevy Silverado HD e GMC Sierra HD da ...

The 2027 Silverado HD and 2027 Sierra HD will offer a new Duramax diesel engine, as GM Authority covered. The question is - ...