A GMC Sierra 1500 owner is stunned that his diesel truck delivers a "shockingly good" 23.5 MPG on logging roads, even with ...

Since its introduction in 2022, the off-road-focused GMC Sierra 1500 AT4X has exclusively employed GM’s familiar 6.2-liter gasoline V-8. The AT4X model is now getting a welcomed powertrain addition ...

The 2024 GMC Sierra AT4X is getting an upgraded powerplant for the new model year. Where it once solely featured GM’s 6.2-liter V8 truck engine, it’s now set to offer Duramax diesel power as standard.

In a similar fashion to the Silverado 1500 ZR2 for the 2024 model year, the Sierra 1500 AT4X is getting a diesel engine in the form of the 3.0-liter Duramax. Optional in the ZR2, the inline-six turbo ...

The Duramax name is not a new one, having first arrived on the scene back in January 2001. This wasn't a 3.0-liter inline-six; the Duramax was a 6.6-liter V8 diesel turbo engine designed to power GM's ...

The first-generation 3.0-liter LM2 Duramax diesel engine was a GM product manufactured in Michigan. The engine became the first diesel for GM's Chevy and GMC light-duty trucks since 1997, and the ...

The 3.0 liter Duramax inline-six turbodiesel engine found in the 2019 Chevrolet Silverado and 2019 GMC Sierra is rated at 277 horsepower and 460 pound-feet of torque. General Motors had been playing ...

Yesterday, we finally learned how much power the new 3.0-liter Duramax inline-six turbodiesel engine makes, and it tops rival engines. Today, we know how much it will cost to specify a 2019 Chevy ...

General Motors has been forced to cancel orders and delay the new 3.0-liter Duramax diesel engine for its full-size Chevy Silverado and GMC Sierra pickup trucks, which were originally scheduled to be ...

It seems as though Chevrolet's Silverado, its GMC sibling Sierra, and several other full-size General Motors trucks and SUVs continue to get the short end of the production stick, and parts shortages ...