Pontiac’s Grand Prix SJ 455 sits at the crossroads of luxury and muscle, combining big-block torque with personal-coupe ...
For the 1989 and 1990 model years, Pontiac partnered with ASC/McLaren to transform the Grand Prix into a performance-oriented model that could live up to its name. Founded in 1963 by German foreign ...
Pontiac never did things halfway. When it created the Grand Prix in 1962, the idea was simple: blend luxury with fire-breathing performance, and do it with enough swagger to make Cadillac executives ...