Here’s the inside story on the acceleration, braking, and handling performance of the granddaddy Corvette, the all-wheel-drive ZR1X.

Not so long ago, the V8 engine looked like an endangered species, with emissions regulations forcing car companies to ...

A new service bulletin reveals how Chevrolet’s ticking cylinder head problem might be resolved. GM released a bulletin addressing engine ticking noise in certain 2025-2026 vehicles. Noise traced to ...

The debate between LS engine and Vortec engine often centers on branding, performance potential, and platform differences. While both come from General Motors’ small-block lineage, the labels can ...

GM Authority has been at the forefront of coverage when it comes to the 6.2L V8 L87 engine recall, covering everything there’s to know, from the vehicles impacted, to the issue at the heart of the ...

You want big, reliable power without wrecking your wallet, and this article shows five crate […] ...

At present, General Motors’ U.S.-market portfolio offers a rather limited number of six-cylinder options. But that hasn’t always been the case – in fact, the change has really only been felt over the ...

The 6.2-liter V8 engine recall saga is far from being over and no real solution appears to be on the horizon. GM recalls nearly 600,000 trucks and SUVs for potential L87 engine failures. Dealers ...