NASCAR is big business for brands who want to sell performance road cars, and in the 1980s Buick designed a car purely ...

Like most racing series around the world, NASCAR used mandated homologation ... Looking to stage a recovery, Buick decided to replace the Regal with its LeSabre model for 1986.

Even longtime Buick owners might be hard-pressed to explain what GNX stands for on certain vehicles. Here's what those ...