Expected to debut with the 2027 model year, the Gen 6 will primarily serve in GM’s full-size pickups and SUVs, but given GM’s ...

New information has surfaced about GM’s sixth-generation small-block V8, which is expected to come in two sizes.

Despite a dealer's promise that a known mechanical flaw was fixed in the new model, one 2025 GMC Yukon Denali suffered ...

A recent announcement from the NHTSA revealed that General Motors engines are still failing. Here are the affected models and ...

The National Highway Traffic Safety Administration is supercharging its investigation into General Motors' 6.2-liter L87 V8 engines in the U.S. after receiving additional complaints of engine bearing ...

The new engineering analysis covers 286,000 vehicles that were part of NHTSA’s original investigation but weren’t covered ...

Last week, we reported that GM issued a safety recall that included a long list of vehicles powered by the 6.2L V8 L87 engine. The problem has to do with connecting rod and crankshaft components with ...

Following the 597,630-vehicle recall from April 2025, the Detroit-based automaker may be required to recall another 286,051 trucks and sport utility vehicles ...

As GM Authority has covered at length, General Motors issued a safety recall several months back to address an issue affecting certain models equipped with the naturally aspirated 6.2L V8 L87 gasoline ...

The next-generation small block could launch for the 2027 model year with displacements of 5.7 and 6.6 liters instead of the ...

The 2023 Chevrolet Camaro is a classic American sports car offering a range of powerful engines, from a turbocharged four-cylinder to a supercharged V8. It delivers thrilling performance and sharp ...