1975 Pontiac Grand Am 2-Door Colonnade Hardtop Coupe. Pontiac’s great American road car Published March 18, 2024 at 2027 × 1536 in Pontiac ← Previous Next → 1975 Pontiac Grand Am 2-Door Colonnade Hardtop Coupe. Pontiac’s great American road car Source: www.flickr.com / Alden Jewell