O'Fallon Buick GMC

I think her name was christy and I was sold a 2026 GMC Sierra The only issue I had with the whole process was not being able to use the GM discount from my retired father. She told me that my dad had t Sierra The only issue I had with the whole process was not being able to use the GM discount from my retired father. She told me that my dad had to be there and then she said the discount wouldnt be worth it. Other than that she was amazing More

Thanks Blake, Hakeem, and the O’Fallon Buick GMC team! Love my new Sierra 1500 SLT already and really appreciate the great buying experience and all your help! Love my new Sierra 1500 SLT already and really appreciate the great buying experience and all your help! More

March 20th Paul sold us a 2023 GMC Sierra 1500, shortly after we left he asked if I would give him 5 stars. I did. I REGRET NOW!!!! He sold us a "lemon" ! This truck has been in the shop more than I've after we left he asked if I would give him 5 stars. I did. I REGRET NOW!!!! He sold us a "lemon" ! This truck has been in the shop more than I've driven it in this month of owning it. And of course each time a bill to go with it out of our pocket. So please if anyone plans on buying from this dealership have someone check it out first!!! More

Chip was so helpful and kept us updated with the progress of our car. He took time to help us get set up with a loaner car while ours was being serviced. of our car. He took time to help us get set up with a loaner car while ours was being serviced. More

My service technician was very thorough with my vehicle and the services I needed done. He was very effecient and I didn't mind waiting for my vehicle as I knew he was working on my vehicle at my scheduled and the services I needed done. He was very effecient and I didn't mind waiting for my vehicle as I knew he was working on my vehicle at my scheduled appointment time. My vehicle was what he focuse on until he was completely finished. This was the best service at a car dealership when getting your vehicle serviced. No more dreading getting the vehicle serviced, as it's no longer is n etire day of waiting for regular maintenance to be completed effeciently and done correctly. More

I had a used truck that O'Fallon Buick GMC dealership serviced for me, every time I went there for service, they were very thorough and excellent in the repairs. I was in the market for a new truck and m serviced for me, every time I went there for service, they were very thorough and excellent in the repairs. I was in the market for a new truck and my experience with them on the repair side made my decision easy on a new purchase from the salesman, the finance department and talking with the owner I would highly recommend this dealership to anyone. More

My favorite dealership ever. They always do a good job. Easy scheduling. Ice waiting room. They always do a good job. Easy scheduling. Ice waiting room. More

Service crew was very friendly and knowledgeable. Service was completed on time and I was informed of the status of what was happening. Service was completed on time and I was informed of the status of what was happening. More

Had a very good experience with Chris and the team there. I can see myself being a repeat customer. The gave me fair trade and listened to the conditions I needed in purchasing my new truck. I will be referr I can see myself being a repeat customer. The gave me fair trade and listened to the conditions I needed in purchasing my new truck. I will be referring my friends and family. More

Always awesome service. NICK ROCKS !! Highly recommend using O'Fallon GMC for your service needs NICK ROCKS !! Highly recommend using O'Fallon GMC for your service needs More