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  • Steven H

    ST PETERS, MO | 2026 GMC Sierra 1500
    Confirmed Service Review
    August 30, 2026
    Timely service , didn’t wait too long

    Response from O'Fallon Buick GMC

    September 1, 2026
    Steven, we're glad everything was completed quickly and to your satisfaction. If you ever need anything else from us, please feel free to give us a call or stop by. Have an awesome day!
  • Stephen C

    WILLIAMSBURG, MO | 2026 GMC Sierra 3500 HD
    Confirmed Service Review
    August 24, 2026
    Nothing but excellence each time I’m there! On the other hand, it was VERY VERY aggravating to have to bring my brand new truck to have the A/C repaired with only 1632 miles on it!

    Response from O'Fallon Buick GMC

    August 25, 2026
    Stephen, we strive for 100% satisfaction, and it is great to see you had such a positive experience at O'Fallon Buick GMC LLC - Service. We hope you have a great day!
  • Steven E

    WENTZVILLE, MO | 2024 GMC Sierra 2500 HD
    Confirmed Service Review
    August 15, 2026
    Fast, courteous. Clean waiting area with refreshments.

    Response from O'Fallon Buick GMC

    August 16, 2026
    We're glad everything was completed quickly and to your satisfaction! If you ever need anything else from us, please feel free to give us a call or stop by. Have an awesome day!
  • Eileen A

    O FALLON, MO | 2020 GMC Terrain
    Confirmed Service Review
    August 14, 2026
    Very friendly and efficient.

    Response from O'Fallon Buick GMC

    August 15, 2026
    Eileen, thank you for sharing your positive experience! Feel free to reach out to us if you need anything. Have a wonderful day.
  • William M

    O FALLON, MO | 2025 GMC Sierra 1500
    Confirmed Service Review
    August 14, 2026
    Very professional and quick service.

    Response from O'Fallon Buick GMC

    August 15, 2026
    We're glad everything was completed quickly and to your satisfaction! We look forward to your next visit! Take care!
  • Deborah H

    AUGUSTA, MO | 2016 Buick Enclave
    Confirmed Service Review
    August 13, 2026
    Super easy to make an appointment online and get the time I needed! My car was taken in promptly when I arrived and work completed quickly. I really appreciated my clean car when I got it back! And the simple attention to detail when putting on the new emission sticker! The old adhesive was removed, the windshield clean and new sticker put on. The tech did more than the previous dealer had!

    Response from O'Fallon Buick GMC

    August 14, 2026
    Deborah, we are very happy to have provided you with such a positive experience! If you have any further questions, please don't hesitate to reach out!
  • Mike L

    FORISTELL, MO | 2024 GMC Sierra 2500 HD
    Confirmed Service Review
    August 13, 2026
    Always awesome!

    Response from O'Fallon Buick GMC

    August 14, 2026
    Mike, we're glad to hear we delivered such a great experience. If there's anything further we can do for you, we are happy to help!
  • Ed L

    O FALLON, MO | 2026 Chevrolet Traverse
    Confirmed Service Review
    August 7, 2026
    Chip was great!

    Response from O'Fallon Buick GMC

    August 8, 2026
    We're so glad that we were able to go above and beyond your expectations! If you have any further questions, please don't hesitate to reach out!
  • Jeremy E

    WENTZVILLE, MO | 2010 GMC Sierra
    Confirmed Service Review
    August 4, 2026
    O Fallon GMC always provides the best service!

    Response from O'Fallon Buick GMC

    August 6, 2026
    Jeremy, thank you so much for the positive review! We are always more than happy to assist you if anything else comes up. Take care!
  • Tonia M

    ST CHARLES, MO | 2025 Buick Envista
    Confirmed Service Review
    August 4, 2026
    Great service! Excellent!