
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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I was impressed with O’Fallon Buick GMC! The price was straight forward, honest and a great deal. Paul M. was our sales rep and did a great job handling things for us. I’m 60 years old an The price was straight forward, honest and a great deal. Paul M. was our sales rep and did a great job handling things for us. I’m 60 years old and have bought many new vehicles over the years. This is the first dealership from any big 3 auto maker who actually meets customers and thanks them for their business. Derrick Sewell is the kind of owner I would die to have if I were the CEO! He’s got the right recipe for continued future success. I flew from northern Maine to St Louis to pick up my new 3500 and will be an ambassador for the brand going forward. Thanks to entire O’Fallon Buick GMC team! More
Appreciate the time, the effort, and the patience involved in bringing the sale to fruition. involved in bringing the sale to fruition. More
The experience was great, Joe my service manager did an amazing job communicating about issues found during servicing my vehicle and recommended the best way to resolve. All the work was done on time as ex amazing job communicating about issues found during servicing my vehicle and recommended the best way to resolve. All the work was done on time as expected. More
Family owned and everyone was very helpful! From the sales force, finance and the guys behind the scene From the sales force, finance and the guys behind the scene More
This was the most enjoyable car buying experience I’ve ever had. No pressure to buy something I didn’t want. Very respectable Salesforce and finance department. Top notch. ever had. No pressure to buy something I didn’t want. Very respectable Salesforce and finance department. Top notch. More
Very good overall experience. Great service, excellent repairs, and they even provided a loaner car. I give this dealership very high marks for service and quality. Great service, excellent repairs, and they even provided a loaner car. I give this dealership very high marks for service and quality. More
Joe in the service department took great care of us. Thank you for the quick service! Thank you for the quick service! More
Always great service and in a timely wait. Very friendly and accomodating, for working while waiting. Very friendly and accomodating, for working while waiting. More
Was great experience! Staff was easy to deal with! Will be buying here again! Thanks from moving closer to to Wright city Staff was easy to deal with! Will be buying here again! Thanks from moving closer to to Wright city More