Dave Sinclair Buick GMC

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Why buy at Dave Sinclair Buick GMC?... Dave Sinclair Buick GMC has been the leading St. Louis Buick GMC Dealer since 1993. We are most proud of our numerous accreditations and the quality and level of service we provide to our customers.

Dave Sinclair Buick GMC is a family owned and operated business located in South County, St. Louis Mo. We are a group of family and friends working together to provide excellent service while you are purchasing a new or used vehicle, or when you are in need of service work or parts. The values and integrity you will experience are the cumulative efforts and results of a founder dedicated to providing the absolute best experience and service possible to his customers. The values of the Dave Sinclair operation are that of a man who fought in World War II, labored as a union hod carrier, serviced our community as a police officer, and lead the St. Louis Automotive Industry to conduct themselves with character and integrity. The Sinclair family has provided quality experiences for their customers and honorable employment for hundreds of St. Louisans.

The Sinclair Family is dedicated to the Community and Business of St. Louis and the surrounding area. When you visit our stores you will be surrounded by Sinclair Family Members. Mr. Sinclair has 4 Sons, 3 Son-in-Laws, and 37 grandchildren, be assured there is more than enough character, integrity, and experience to provide you with the most rewarding experience possible. We continue to strive to provide an exemplary work environment for our employees, outstanding customer experiences, and to support the community through various charities and sponsorships. Please visit our store and experience the Sinclair difference!D