Mercedes- Benz of Plano is a North Texas Mercedes-Benz dealership servicing the DFW metroplex. When you purchase a Mercedes-Benz in Plano, you purchase one of the finest vehicles in the world. With a 125-year history of safety and comfort innovations, a Mercedes-Benz is clearly an extraordinary investment. Whether purchasing a new, certified pre-owned or pre-owned Mercedes-Benz in Dallas, you will want to make your purchase at a dealership with a reputation for the highest standards of customer service and attention to detail.