Chevrolet’s 327 cubic inch small block proved that clever engineering and smart packaging could beat raw displacement, ...

The "Heavy Chevy" moniker might sound like a cartoonish relic of 1970s slang today, but in 1971 and 1972, it was a brilliant act of corporate subversion. With insurance premiums hunting down anything ...

Though mechanically similar, the GM LT4 and LT5 6.2-liter engines are radically different when it comes to performance.

Despite the GM 454 and Pontiac 455 being within a cubic inch of each other, and both being GM brands, the two engines are ...

A 1966 Chevrolet Nova boasting the desirable Super Sport package is searching for a new home online; the car has been sitting ...

A single unlikeable comment about the Tesla Cybertruck sparked an unexpected reader response that says far more about ...

With a mandate to select models from this year's 10Best list, we set out to configure our ideal specifications.

The 1966 Chevy Corvette marked the second year of standard disc brakes and the Mark IV Big Block. This copy will cross the ...

GM Authority regulars have already seen all kinds of spy photos of the next-gen 2027 Silverado 1500 in prototype form. These have included our first sighting back in March, quickly followed by another ...

A look our 2025 Spotify Wrapped playlists are telling: What we listened to the most all year, how we felt, where went, what ...

Salvage yards often document the mileage of major parts, and a mechanic should inspect a used transmission before ...

Some of the coolest Chevy concept cars that never made it to production include the 1963 Testudo, the 1976 Aerovette, and the ...