Montrose Buick GMC Cadillac Superstore is a Buick, Cadillac, and GMC dealership in Hermitage, Pennsylvania located at 1435 North Hermitage Rd, Hermitage, PA 16148. We sell Buick, Cadillac, and GMC cars, trucks and SUVs, parts, and accessories. We service and repair all makes and models of vehicles. Our new car vehicle line-up includes: Buick Enclave, Buick LaCrosse, Buick Regal, Buick Verano, Cadillac CTS, Cadillac Escalade, Cadillac Escalade ESV, Cadillac SRX, GMC Acadia, GMC Canyon, GMC Savana G2500, GMC Sierra 1500, GMC Sierra 2500HD, GMC Terrain, GMC Yukon, and GMC Yukon XL. We buy and sell quality used cars.