
O'Fallon Buick GMC
O'Fallon, MO
Hours
Sales/Showroom
Monday 9:00 AM - 8:00 PM
Tuesday 9:00 AM - 6:00 PM
Wednesday 9:00 AM - 8:00 PM
Thursday 9:00 AM - 6:00 PM
Friday 9:00 AM - 8:00 PM
Saturday 9:00 AM - 6:00 PM
Sunday Closed
Service
Monday 7:00 AM - 6:00 PM
Tuesday 7:00 AM - 6:00 PM
Wednesday 7:00 AM - 6:00 PM
Thursday 7:00 AM - 6:00 PM
Friday 7:00 AM - 6:00 PM
Saturday 7:00 AM - 1:00 PM
Sunday Closed
Parts
Monday 7:00 AM - 6:00 PM
Tuesday 7:00 AM - 6:00 PM
Wednesday 7:00 AM - 6:00 PM
Thursday 7:00 AM - 6:00 PM
Friday 7:00 AM - 6:00 PM
Saturday 7:00 AM - 1:00 PM
Sunday Closed
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Nick my sales guy was super informative and helpful. Not pushy in anyway and listened to the questions I had. The other staff were also very friendly and helpful Not pushy in anyway and listened to the questions I had. The other staff were also very friendly and helpful More
We had an excellent experience buying our 2025 used Kia from them . Christy who helped us and sold us the car and she was so friendly. We will defiantly be buying from the again. from them . Christy who helped us and sold us the car and she was so friendly. We will defiantly be buying from the again. More
Very friendly staff salesman was very knowledgeable and explained things .. I would definitely recommend this dealership to my friends and family.. explained things .. I would definitely recommend this dealership to my friends and family.. More
As soon as you step inside the showroom floor is so beautiful. I was greeted with more than one friendly kind and courteous people. Paul went above and beyond meeting my expectations. Everyone was ver beautiful. I was greeted with more than one friendly kind and courteous people. Paul went above and beyond meeting my expectations. Everyone was very friendly. More
Easy scheduling and quick service/repair and was allowed to keep the vehicle there for several days while out of towm to keep the vehicle there for several days while out of towm More
Great experience! !! This was our second purchase from O'Fallon Buick GMC and we will definitely come back. Roger is the best!! !! This was our second purchase from O'Fallon Buick GMC and we will definitely come back. Roger is the best!! More
Paul. Was great to work with, very attentive and answered all my questions. Once I realized, the first truck, I was planning on buying, was only a two whe Was great to work with, very attentive and answered all my questions. Once I realized, the first truck, I was planning on buying, was only a two wheel, version, he went back onto the lot and forwarded me the information on the 2 he had, that had the 4 wheel option. Once. I had his input, I made my buying decision and told him, which model I wanted. Paul, did a great job. Thank you Dan Kessler More
They got me in and out and had great customer service. They made the process quick and easy. They made the process quick and easy. More
Service was wonderful service was wonderful service was wonderful service was wonderful service was wonderful wonderful service was wonderful service was wonderful More
Blake was an awesome salesman and a very nice dealership! Very easy to work with! Very easy to work with! More