Driving Line compares the GM 4.2-liter inline-six-cylinder Vortec 4200 to Toyota's 2JZ engine, one of the most powerful inline-6 engines ever put in a production car. While the production GM 4.2 ...

We're taking another look at the next-generation 2027 Chevy Silverado and 2027 GMC Sierra pickups, this time exploring what ...

Since our first encounter with General Motors' HCCI (homogeneous charge compression ignition) engines in August 2007, the powertrain research engineers at GM's Tech Center in Warren, MI have ...

Forgotten six-cylinder from a Chevy SUV makes this the most unique 1,000 horsepower Camaro the world has seen!

The latest 2025 model year also debuts a new turbodiesel Duramax option, namely the 3.0L I6 LZ0 engine. Now, GM Authority has exclusively learned when the refreshed 2025 Chevy Tahoe and 2025 Chevy ...

General Motors has announced a new lineup of Ecotec engines that will power its smaller offerings through the end of the decade. Slated to arrive in both three- and four-cylinder applications ...

Each year, senior Army leaders and the various would-be Tony Starks of the global defense industry meet to opine on leadership, plans for the future and hot, new military technology. The event is ...

GM created the 1980 Corvette 305 California to ... The car featured an LG4 305 cubic-inch V8 engine, which produced a paltry 180 hp at 4,200 rpm and 255 lb-ft of torque at 2,000 rpm.

According to The New York Times, GM will collect around $800 million in subsidies from the government for manufacturing EV batteries in the US thanks to the Biden administration’s Inflation ...

Like most other protection plans, GM warranties have some stipulations about noncovered repairs. These include issues due to negligence of routine maintenance, such as worn-out brake pads, engine ...