
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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My experience was very good. The service representatives and technicians were very professional and knowledgeable. Great experience! The service representatives and technicians were very professional and knowledgeable. Great experience! More
This is the only place I go for my new car needs! I worked with Roger and Beau and they are definitely my go to guys! I worked with Roger and Beau and they are definitely my go to guys! More
This dealership is the one to beat for sure! They are always willing to go above and beyond for us! I have dealt with Beau and also Roger and these 2 guys are top notch! They are always willing to go above and beyond for us! I have dealt with Beau and also Roger and these 2 guys are top notch! More
My experience was great! Everyone was friendly, informative, and quick in the process of buying my vehicle! Everyone was friendly, informative, and quick in the process of buying my vehicle! More
The customer service in this dealership is outstanding. All the people are very friendly. Every question was answered. All the people are very friendly. Every question was answered. More
Take my Buick there for service. The people are always friendly and helpful. Will buy my next car from them. The people are always friendly and helpful. Will buy my next car from them. More
Great dealership. The service department is first rate. The work is always completed in a timely manor. The service department is first rate. The work is always completed in a timely manor. More
Blake was exceptional! He knew the car well was Knowledgable on all questions ask answered and if he didn’t know he found out. Had the car washed quickly so we could see th He knew the car well was Knowledgable on all questions ask answered and if he didn’t know he found out. Had the car washed quickly so we could see the true shine of the finish More
They provide excellent service. They are very professional and trustworthy. The service department treats me like family. They are very professional and trustworthy. The service department treats me like family. More
From "just browsing" to buying, this was a wonderful experience for us. Everyone who worked at the dealership was pleasant and went out of their way, from saying hello to offering something to drink. Ne experience for us. Everyone who worked at the dealership was pleasant and went out of their way, from saying hello to offering something to drink. Never any pressure. I can't say enough about Devan. After listening to what my husband wanted in a truck, he showed him exactly that, never pressuring to "go bigger or fancier". After working with Devan, I feel like he's part of our family. He is a great asset to this dealership. I will recommend him to friends and family. Michael in finance, who worked with us to maintain are budget, was wonderful. More