Holloway Buick GMC Cadillac is your area Rochester Buick, Rochester GMC, and Rochester Cadillac dealer, also serving our Manchester Buick, Manchester GMC and Manchester Cadillac customers. We also offer an amazing team of parts and servicing technicians that are here to serve the New Hampshire seacoast, including the north shore of Massachusetts, Southern Maine, Rochester and beyond. We also offer loaner cars and shuttle service to all our servicing customers.