What is a GNX? The Buick GNX (short for “Grand National Experimental”) was the ultimate expression of G-body performance; a rear-wheel-drive coupe that served as a coda for the Detroit automaker’s ...
It has been a long time since Buick has released anything that could be called a true performance car, but back in the late '80s, the brand was responsible for what was arguably one of the coolest of ...