
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 1,290 reviews
We always have a great experience with this dealership. We changed our minds several times in our purchase process these last couple of weeks. They were incredibly patient and just wanted to be sure we bou We changed our minds several times in our purchase process these last couple of weeks. They were incredibly patient and just wanted to be sure we bought the car that was perfect for us. More
Great service department that takes care of customers. I have had bad experiences with other GM dealers in the area, and will not use any other GM dealer for service from now on. I have had bad experiences with other GM dealers in the area, and will not use any other GM dealer for service from now on. More
Christy Thornton and the entire staff was great! I highly recommend this dealer to anyone. I highly recommend this dealer to anyone. More
Great customer service, always friendly and will treat you like family. I will tell everyone I know they are the best you like family. I will tell everyone I know they are the best More
Nick in service is the best. I had my Yukon in to have the air conditioner serviced and he noticed my HUD was fuzzy. He took the time to have it fixed. It was a pleasant surpr I had my Yukon in to have the air conditioner serviced and he noticed my HUD was fuzzy. He took the time to have it fixed. It was a pleasant surprise. The Yukon was a recently purchased pre-owned vehicle from a different dealership. I thought it was something that I would have to live with. More
Everyone was great to work with. No issues what so ever. I would highly recommend my friends and family. No issues what so ever. I would highly recommend my friends and family. More
Nik, took the time understand my needs and was proactive to getting the parts in advance that were needed. This allow me to have my GMC truck ready the next day. to getting the parts in advance that were needed. This allow me to have my GMC truck ready the next day. More
This is my third time buying a car from this owner. His sales reps are great and I love my 2024 GMC Terrain. His sales reps are great and I love my 2024 GMC Terrain. More
Quick responses with actual answers upon initial contact. Fair and honest negotiation. Great deal. Would highly recommend. Beau and Don were awesome. Fair and honest negotiation. Great deal. Would highly recommend. Beau and Don were awesome. More