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O'Fallon Buick GMC

O'Fallon, MO

4.8
1,264 Reviews
We at O'Fallon Buick GMC are so excited to be joining the O'Fallon community! While our roots are in our hometown of Greenville, SC, with many years of experience and three generations working within our family business, we knew that it was time to expand. In January of 2019, we had an opportunity to travel to O'Fallon, MO and the surrounding areas and instantly knew that we wanted to join the O'Fallon community. As a family business, we are most interested in ensuring that each and every customer has an excellent experience and always feels welcome in our state-of-the-art, family-friendly atmosphere. The satisfaction of our customers and employees always comes first, with value and integrity at the forefront of every interaction. A visit to O'Fallon Buick GMC is not just a trip to the dealership, it's an experience. Whether you buy with us or not, we want to get to know you, taking our time to discuss your interests and hobbies, lifestyle, budget and aesthetic preferences to make certain that you make the best investment for you and your family. We proudly offer a wide-range of new cars, notably new Buick and GMC inventory along with pre-owned cars, trucks, SUVs and crossovers. We also have a highly trained auto-repair and service department which will help you to keep your investment performing at its best. O'Fallon Buick GMC is also dedicated to contributing to the O'Fallon community. We know that it is the support of the O'Fallon community that will be the key to our success, and we are committed to finding as many ways as possible to give back. With great excitement, the entire staff at O'Fallon Buick GMC looks forward to serving you! Visit us today!
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2150 Technology Dr

O'Fallon, MO

63368

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Showing 1,264 reviews

April 26, 2025

Very quick service and very clean waiting area. I would highly recommend their service department. More

by RONSPE
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes
Employees Worked With
Nik Halaska
5.0
This rating includes all reviews, with more weight given to recent reviews.
April 25, 2025

Christy and Mark are the best! Never would go anywhere else! Thank you for pressing the easy button for us! More

by bfreund23
Sales Price Transparency
Trade-in Experience
Purchase Time
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Recommend Dealer
Yes
Employees Worked With
Christy Thornton
5.0
This rating includes all reviews, with more weight given to recent reviews.
Other Employees : Mark Thornton
April 25, 2025

Don’t do right by the customer. Saying they are trying to get assistance but never do More

by CEDWARDS2825
Service Price Transparency
Workmanship
Service Time
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Recommend Dealer
No
Employees Worked With
Nik Halaska
2.0
This rating includes all reviews, with more weight given to recent reviews.
Don Koch
1.0
This rating includes all reviews, with more weight given to recent reviews.
April 25, 2025

Paul was exceptionally energetic and helpful in the whole process. He communicated clearly, and led us to the vehicle we purchased. Outstanding Customer Service, with extra patience. Zach too, was profess More

by happytrailsagain
Sales Price Transparency
Purchase Time
Recommend Dealer
Yes
Employees Worked With
Walter Washington
5.0
This rating includes all reviews, with more weight given to recent reviews.
Paul Mansker
5.0
This rating includes all reviews, with more weight given to recent reviews.
Zach Dingley
5.0
This rating includes all reviews, with more weight given to recent reviews.
April 25, 2025

I am greeted by the nicest employees and the service is the best! Thank you More

by lindawofford607
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes
Employees Worked With
Nik Halaska
1.0
This rating includes all reviews, with more weight given to recent reviews.
April 24, 2025

Zack was extremely knowledgeable, helpful ,and courteous. He took us on a tour of the dealership It was clean and everyone we talked to was friendly. I've been buying cars for over 50 years this was by fa More

by kshoults1
Sales Price Transparency
Trade-in Experience
Purchase Time
Finance Experience
Recommend Dealer
Yes
Employees Worked With
Michael Johnson
5.0
This rating includes all reviews, with more weight given to recent reviews.
Joe Peters
5.0
This rating includes all reviews, with more weight given to recent reviews.
Zach Dingley
5.0
This rating includes all reviews, with more weight given to recent reviews.
April 24, 2025

I have been using O’Fallon GMC to service my 2023 GMC Acadia, 2016 Chevy Silverado and 2006 Chevy SSR, for a couple years now, always friendly professional service, done in a timely manner. More

by JMEYER8
Service Price Transparency
Workmanship
Service Time
Service Communication
Recommend Dealer
Yes
Employees Worked With
Nik Halaska
5.0
This rating includes all reviews, with more weight given to recent reviews.
Joe Peters
5.0
This rating includes all reviews, with more weight given to recent reviews.
Don Koch
5.0
This rating includes all reviews, with more weight given to recent reviews.
April 24, 2025

Walter at O'Fallon was great to work with. They care about their customers, even ones who are shopping out of state and online. More

by jkimmel2
Sales Price Transparency
Purchase Time
Finance Experience
Recommend Dealer
Yes
Employees Worked With
Walter Washington
5.0
This rating includes all reviews, with more weight given to recent reviews.
Michael Johnson
5.0
This rating includes all reviews, with more weight given to recent reviews.
Other Employees : Brittany Freant
April 24, 2025

Please with car I purchased love the rebates on the car I purchased it smoother than I thought More

by Ninathomas476
Sales Price Transparency
Purchase Time
Finance Experience
Recommend Dealer
Yes
Employees Worked With
Paul Mansker
5.0
This rating includes all reviews, with more weight given to recent reviews.
April 24, 2025

Devan was great. Honest and knowledgable. The finance department made the purchase go smoothly. Was pleased and not pressured. More

by TRACIE083
Sales Price Transparency
Trade-in Experience
Purchase Time
Finance Experience
Recommend Dealer
Yes
Employees Worked With
Devan The CarMatchmaker
5.0
This rating includes all reviews, with more weight given to recent reviews.