Although Vortec engines fall under the "LS" branding, they aren't actually the exact same as more traditional LS engines made by General Motors.

Automakers have launched many series of engines meant to offer greater performance or efficiency than their predecessors. Chevy's Vortec line, which includes General Motors' vortex technology, boosted ...

For those readers out there who may be scratching their heads, the big red Swedish meatball you see before you is a 1974 Volvo C303, hailing from the automaker’s line of military vehicles. This ...

A teardown of a locked-up GM L31 5.7-liter Vortec 350 from a ’90s full-size truck reveals bent rods, destroyed bearings, a ventilated block, and exactly why these workhorse small-blocks so often go ...

Another of the many lawsuits directed at GM over alleged excessive oil consumption by the GM Generation IV 5.3L V8 Vortec 5300 LC9 gasoline engine has been dismissed, this time by the U.S. District ...