With its prototype series of Astro concept cars, GM showed drivers a possible vision of a future that never fully arrived.

Though they're more than sixty years old, these beautiful American concept cars are still fascinating today and we can only ...

We've put together a wish list of the concept cars we'd most like to see developed into consumer-ready models. The GM-X Stiletto is what could be if safety, practicality, and even drivability ...

General Motors led the way with concept cars from the beginning, and the first concept car was a GM vehicle - the 1938 Buick ...

A look at 7 of the most bizarre engines General Motors has ever created, showcasing innovative oddities and powertrains that ...

Cadillac, the luxury-vehicle division of General Motors, unveiled a new concept car at CES on Wednesday. Source: Cadillac The car, InnerSpace, is part of its Cadillac Halo Concept Portfolio.

who had started this concept car lineage and left General Motors. McLellan reportedly restored an example of the XP-895 and drove it, remarking that it was spacious enough, and, while it felt ...

With Chevy branding, this sports car would be the everyday ... on the map. (The GT concept is also technically a Vauxhall, as the brands are linked in GM's European strategy.) ...

While purely a concept at this stage, GM says a production version would likely carry a price tag of around $25,000. That would put the sports car in perfect fighting range with the likes of the ...