Welcome to St. Marys Buick GMC
We have every service you need to maintain your Buick or GMC, and we can also help you find the perfect new or pre-owned Buick or GMC vehicle you are dreaming of. We work with you to understand exactly what you want from your vehicle and how you plan to use it.

Come in today to St. Marys Buick GMC in St. Marys and discover everything we have to offer our clients.

Your New Buick or GMC is at St. Marys Buick GMC in St. Marys
Let our team of dedicated Buick and GMC experts help you find the right  Buick or GMC model. They are here to help you and will answer all your questions and provide you with the information you need.

We also have a wide range of certified pre-owned vehicles in stock. Inspected, repaired if necessary and covered by an extended limited powertrain warranty, our certified pre-owned models are perfect for you.

Service You Can Trust for Your Buick or GMC
At St. Marys Buick GMC, we are the Buick and GMC experts you've been looking for to service your vehicle. We also have a wide range of parts, accessories, and detailing services as well as a complete Tire Centre.

We have everything you want at St. Marys Buick GMC. Come in today and let our experts help you find the right vehicle for your needs, or maintain your current Buick or GMC.


St. Marys Buick GMC

449 Queen St W
Directions St. Marys, ON N4X 1B7

  • Sales: 226-400-4498
  • Service: 2264004498


  • Monday 9:00AM- 6:00PM
  • Tuesday 9:00AM- 6:00PM
  • Wednesday 9:00AM- 6:00PM
  • Thursday 9:00AM- 6:00PM
  • Friday 9:00AM- 5:00PM
  • Saturday 9:00AM- 3:00PM
  • Sunday Closed