General Motors has unveiled a teaser for an ambitious new Duramax diesel engine, a robust 8.3-liter V-8 dubbed the “Mongoose.

General Motors' next generation pickup trucks mark the next evolution in the automaker's software-driven vehicle strategy, ...

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.

General Motors Company (NYSE:GM) confirmed an 8.3-liter Duramax diesel for its refreshed 2027 heavy-duty pickups Monday.

The 2027 Silverado HD and Sierra HD are getting an enormous new 8.3-liter Duramax turbodiesel V8 nicknamed Mongoose ...

An 8.3-liter Duramax turbodiesel V8 is officially coming, and it looks like it's aiming for the HD pickup torque crown.

GM’s heavy duty trucks are getting some heavy metal for 2027. The Chevrolet Silverado HD and GMC Sierra HD are set for an update next year that’s going to include an all-new Duramax diesel engine ...

New diesel V8 will be GM's biggest passenger vehicle engine ever, just as diesel fuel prices soar to excessively high record prices.

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

GM is giving heavy-duty truck buyers an early look at its next diesel engine. The automaker released a Mongoose teaser video for the new 8.3-liter Duramax turbo-diesel V8 headed to the refreshed 2027 ...

GM has teased a monstrous new 8.3-liter Duramax called the Mongoose for its 2027 Silverado HD and Sierra HD.

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