A teardown of a locked-up GM Vortec 350 reveals bent rods, destroyed bearings, a ventilated block, and why these workhorse engines go out with a bang.

The story behind the legendary LS7 V8, the last big-displacement engine before emissions rules changed the game.

GM has filed a patent application a variable displacement valvetrain system with rocker shaft porting and insert sleeves for ...

As of May 1, American automaker General Motors, which has a manufacturing plant in Tennessee, has recalled nearly 600,000 full-size SUVs and trucks (721,000 globally). This is the largest recall of ...

Back in 1955, General Motors gave birth to one of America's most iconic engines, the Chevy small-block V8. Among these, the LS series, also known as the third and fourth generations of small block V8, ...

General Motors introduced the LC9, a 5.3L V8 Vortec engine, in the tenth-generation, four-wheel-drive GMT900-based Chevrolet Suburban and GMC Yukon XL. The LC9 is a member of the Gen IV V8 GM small ...

The 5.3-liter V8 Ecotec3 might seem like the stepchild of the General Motors family, especially with the LS series of engines around, but it's a winner in its own right. This naturally aspirated ...

GM's versatile 6.2L LT4 V8 battles Ford's specialized 5.2L Predator and Carnivore engines. We compare the supercharged giants and let you decide the winner.

John Neff is a veteran automotive journalist with over two decades of experience leading major outlets such as Autoblog and Motor1. Beginning his career as Editor-in-Chief of Speed, Style & Sound, he ...