![](https://dealerrater.com/ncdn/s/2.20250127.944/Graphics/icons/close-x-orange.png)
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
Filter Reviews by Keyword
By Type
Showing 1,095 reviews
Everyone is so friendly. The customer waiting area is great and Nik Halaska is wonderful to work with. The customer waiting area is great and Nik Halaska is wonderful to work with. More
Don Koch is always willing to assist with our car needs. Don goes above and beyond. Nik in service is awesome - great customer service skills. Nik is one of the best service advisors out there! Amanda is gr Don goes above and beyond. Nik in service is awesome - great customer service skills. Nik is one of the best service advisors out there! Amanda is great to work with as well. More
Paul was very helpful all the way thru even went and got the car I wanted from another dealer Car is perfect Very nice salesman and finance guy too We stayed till 9:30 but got it done the car I wanted from another dealer Car is perfect Very nice salesman and finance guy too We stayed till 9:30 but got it done More
2nd pre-owned vehicle that I've purchased from Walter and O'Fallon Buick GMC. Excellent experience both times and will be going back for my next one. O'Fallon Buick GMC. Excellent experience both times and will be going back for my next one. More
I been going to O’Fallon Buick GMC since it opened and have always received great service with a friendly environment and Nik is so accommodating have always received great service with a friendly environment and Nik is so accommodating More
I’ve purchased parts and had service performed on my vehicle here. Ever one was friendly, helpful and happy to help. Great experience! vehicle here. Ever one was friendly, helpful and happy to help. Great experience! More
Calling making appointments good friendly clean got everything done plan for next appointment coffee good everything done plan for next appointment coffee good More
Since this dealership opened I have been brining my vehicles here. All of the people here are very professional and straight forward with me about my repairs and I feel I am treated fairly and with res vehicles here. All of the people here are very professional and straight forward with me about my repairs and I feel I am treated fairly and with respect. I appreciate Don and his team for the service they provide. I feel welcome when I enter the building. More
Great service great people to talk to. Service department awesome. Don is a great service manager. do not send any more surveys to me. Thanks, Mike Dopson Service department awesome. Don is a great service manager. do not send any more surveys to me. Thanks, Mike Dopson More
Danielle got me exactly what I was looking for in a car at this dealership! She made the entire process extremely pleasant and I will definitely be returning for all my car needs in the future! at this dealership! She made the entire process extremely pleasant and I will definitely be returning for all my car needs in the future! More