Get in Touch with Us

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Contact Information



Our Location

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Serra Buick GMC Cadillac 12300 30 Mile Rd. Washington, MI 48095 Get Directions

Sales Hours

Monday: 8:00 am - 8:00 pm
Tuesday: 8:00 am - 8:00 pm
Wednesday: 8:00 am - 8:00 pm
Thursday: 8:00 am - 8:00 pm
Friday: 8:00 am - 6:00 pm
Saturday: 9:00 am - 4:00 pm
Sunday: Closed

Service Hours

Monday: 7:00 am - 7:00 pm
Tuesday: 7:00 am - 7:00 pm
Wednesday: 7:00 am - 7:00 pm
Thursday: 7:00 am - 7:00 pm
Friday: 7:00 am - 6:00 pm
Saturday: 7:00 am - 3:00 pm
Sunday: Closed

Parts Hours

Monday: 7:00 am - 7:00 pm
Tuesday: 7:00 am - 7:00 pm
Wednesday: 7:00 am - 7:00 pm
Thursday: 7:00 am - 7:00 pm
Friday: 7:00 am - 6:00 pm
Saturday: 7:00 am - 3:00 pm
Sunday: Closed


Thank you for visiting the Serra Buick GMC Cadillac Contact Us page serving customers from Flint, St, Troy and Waterford, Michigan. We always work very hard to maintain up to date phone numbers, dealership directions, and hours of operations for sales, service, and parts. We believe that "What a company stands for is as important as what it produces". We provide our Michigan Buick, GMC, and Cadillac customers with a variety of ways to obtain information and to send us their feedback. We have helped numerous Buick, GMC, and Cadillac customers from Flint, St, Troy and Waterford. We encourage our valued customers to contact us with their feedback, comments and questions. Please take a minute to visit our Buick, GMC, and Cadillac Meet Our Staff page and our Serra Buick GMC Cadillac testimonials page to become better acquainted with the way Serra Buick GMC Cadillac does business.