BACK in 1966, the muscle car era was gaining momentum, triggered by the launch of GM’s Pontiac GTO, Chevrolet’s Chevelle, Ford’s Mustang and Plymouth’s Barracuda in 1964. As 1966 dawned, Buick recovered from a slow start and entered the fray with its Grand Sport two-door pillar/coupe.
The Buick GS styling was understated, consistent with its family genes, yet attractive with