GM Authority outlines the expected engine lineup for the 2027 Chevy Silverado and GMC Sierra, including next-gen V8s and a ...

Some folks impacted by the L87 engine recall should now be running an updated oil spec, which has us wondering - how's your unreplaced L87 engine doing so far?

Many drivers love V-8 engines. One truck company recently brought back its beloved HEMI because of buyers' demands. GM isn't a dinosaur. It is committed to its small block V-8, because that's what ...

Moving from a top-tier Sierra luxury rig to the Coyote-powered Ford is a bold play that’s sparking debate. Rich Tulley traded his '23 Denali for a 502A F-150, proving that high-end tech and V8 soul ...

This low-mileage GM engine was already sold as a core, and a closer look suggests the failure may have been avoidable.

The history and specs of the VortecMax V8 engine, a powerful GM small-block V8 used in select Cadillac, Chevrolet, and GMC models from 02–09.

Scoggin Dickey Parts Center (SDPC) has been tinkering with an LV3 4.3-liter V6, the kind that was used in GM full-size pickups from model years 2014 to 2021, adding twin turbos. In 2022, SDPC’s ...

This American power unit has a track-record unlike any other modern V-8 engine.

A stock-based GM 4.3L V6 shocks the dyno with 1,400 horsepower at 33 PSI, proving this twin-turbo truck engine is far stronger than expected.

GMC isn't usually associated with classic American muscle cars. The brand is better known for trucks, utility vehicles, and workhorses rather than high-performance, tire-smoking cars. However, during ...