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 2023 Chevy Silverado is getting a new diesel engine to kick off the model year. The new 3.0-liter inline-six turbodiesel Duramax engine will make 10 percent more horsepower and nearly eight ...

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.

General Motors' Duramax engine is one of the most legendary diesel engines, next to Ford's Power Stroke and the Cummins ...

The refreshed 2024 Chevy Silverado ZR2 will now be available with the 3.0-liter Duramax diesel engine. Previously, the hardcore off-road variant of the pickup could only be optioned with the automaker ...

The most extreme version of the Sierra 1500, the off-road-capable AT4X trim, will now be offered with a fuel-sipping 3.0-liter Duramax diesel engine. The torquey unit will come as standard on the 2024 ...