
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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The people were very friendly and helpful. The experience was great and I will be back. The experience was great and I will be back. More
Excellent communication, the service adviser was very helpful. I will definitely be back again! Excellent helpful. I will definitely be back again! Excellent More
Very disappointed. we took our truck in foe an oil change and a 45,000 mile checkup and while it was being serviced, the engine was blown. After the company fixed it, we took our truck in foe an oil change and a 45,000 mile checkup and while it was being serviced, the engine was blown. After the company fixed it, the statement on the paperwork read, "Customer states vehicle has power but will not start, check and advice on needed repairs" This is not what happened... More
Greg and Team were excellent and efficient! I’d recommend this O’Fallon dealership. A+ experience I’d recommend this O’Fallon dealership. A+ experience More
Jim Adams did a great job! The whole experience was great and I would recommend it to anyone. The whole experience was great and I would recommend it to anyone. More
I called the service department and asked about an appointment. They got me in the next day. appointment. They got me in the next day. More
Was fast and very smooth. Work completed by the date they stated. Very well done. Work completed by the date they stated. Very well done. More
Excellent experience, super dealership, Beau was extremely thorough, the Denali Yukon was exactly what I wanted, extremely thorough, the Denali Yukon was exactly what I wanted, More
The customer service was great and the process was easy. Very attentive and honest. Great Very attentive and honest. Great More