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O'Fallon Buick GMC

O'Fallon, MO

4.8
1,448 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 1,448 reviews

August 09, 2025

The O'Fallon Buick GMC Team made the buying experience very simple and quick. Everyone was very helpful, courteous and sincere during our visit. More

by pfarris1533
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Recommend Dealer
Yes
Employees Worked With
Jarrod Finder
5.0
This rating includes all reviews, with more weight given to recent reviews.
Hakeem Daring
5.0
This rating includes all reviews, with more weight given to recent reviews.
August 08, 2025

This was truly the best car buying experience I've ever had. My salesperson Beau was a class act. The vehicle was fueled up and parked out front for me when I arrived for my test drive. My trade appraisal More

by Scot Ward
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Yes
Employees Worked With
Beau Campbell
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.
August 08, 2025

Christy was very helpful and spent a great deal of time helping us. We appreciate her attention to detail. More

by MCS
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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.
August 07, 2025

As always, the service time was quick and the staff was great. Never disappointed in the wait time or customer service. More

by tcnash1
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Yes
Employees Worked With
Nik Halaska
5.0
This rating includes all reviews, with more weight given to recent reviews.
August 07, 2025

Devan is a great salesman! Kind, attentive, and honest! I will refer many his way. Thank you so much for taking care of me. More

by debbiekklein
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Recommend Dealer
Yes
Employees Worked With
Devan The CarMatchmaker
5.0
This rating includes all reviews, with more weight given to recent reviews.
August 07, 2025

Best customer service experience! Super friendly, explained everything very thoroughly left knowing everything that I needed to know. Would totally buy from this dealership again! More

by LEOORTIZ
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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.
Jarrod Finder
5.0
This rating includes all reviews, with more weight given to recent reviews.
August 07, 2025

My husband & I enjoyed meeting the people there because they seemed to have OUR best interest in mind. This always makes the difference when thinking about a large purchase! Devan was the best! Although it More

by lenoraharris1
Sales Price Transparency
Trade-in Experience
Purchase Time
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Recommend Dealer
Yes
Employees Worked With
Devan The CarMatchmaker
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.
August 07, 2025

Everyone was very nice and professional. Very clean throughout the establishment. Nick, our salesman was curious and easy to work with. He was not pushy but was very knowledgeable on many More

by BERRYL.BADER.SR
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Recommend Dealer
Yes
Employees Worked With
Dariel Sewell
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.
Joe Peters
5.0
This rating includes all reviews, with more weight given to recent reviews.
Nick Damaso
5.0
This rating includes all reviews, with more weight given to recent reviews.
August 07, 2025

Always a pleasant experience. The staff and facilities are first rate! I usually have an idea what I need and they don't try to oversell. More

by mma1286
Service Price Transparency
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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.
August 05, 2025

This dealership is professional and everyone is attentive to those that walk through the door. Was greeted as soon as I entered. Was taken care of immediately. Definitely the place to have your car serviced. More

by ANICOLAY0810
Service Price Transparency
Workmanship
Service Time
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Recommend Dealer
Yes
Employees Worked With
Joe Peters
5.0
This rating includes all reviews, with more weight given to recent reviews.