New 888-457-7781 Dealer Website
Used 888-448-6207 Email Dealer
Service 866-696-3289

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Sales 9:00 AM - 9:00 PM
Service 7:30 AM - 6:00 PM
Mon 9:00 AM - 9:00 PM
Tue 9:00 AM - 9:00 PM
Wed 9:00 AM - 9:00 PM
Thu 9:00 AM - 9:00 PM
Fri 9:00 AM - 9:00 PM
Sat 9:00 AM - 5:00 PM
Sun Closed
Mon 7:30 AM - 6:00 PM
Tue 7:30 AM - 6:00 PM
Wed 7:30 AM - 6:00 PM
Thu 7:30 AM - 6:00 PM
Fri 7:30 AM - 6:00 PM
Sat 8:00 AM - 3:00 PM
Sun Closed
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Reviews

4.9
Average based on 779 reviews
  • Great customer service!

    I purchased my car from Eliot. He was very knowledgable and made me feel comfortable about my purchase. He knew everything there was to know about...


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    I purchased my car from Eliot. He was very knowledgable and made me feel comfortable about my purchase. He knew everything there was to know about the GMC. Bill in financing worked to get me the best APR possible. I would definitely use this dealership again in the future!

    Shopped for a used car
    Does recommend this dealer
    Did make a purchase
    0 people out of 0 found this review helpful. Did you?

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  • Very happy

    A very helpful dealership. Lots of nice cars at great values tn


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    A very helpful dealership. Lots of nice cars at great values tn

    Shopped for a used car
    Does recommend this dealer
    Did make a purchase
    0 people out of 0 found this review helpful. Did you?

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  • Great Experience

    I would recommend anyone looking to get a new vehicle to go here. I was greatly pleased with the service. Everyone was up front about all my conce...

    Dealer Response

    Thank you so much for choosing Sullivan Buick GMC for your recent new purchase, and also leaving us a great review! Despite your challenges, we ar...


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    I would recommend anyone looking to get a new vehicle to go here. I was greatly pleased with the service. Everyone was up front about all my concerns and was able to get me approve despite my bankruptcy on my report.

    Shopped for a new car
    Does recommend this dealer
    Did make a purchase
    0 people out of 0 found this review helpful. Did you?
    Dealer Response

    Thank you so much for choosing Sullivan Buick GMC for your recent new purchase, and also leaving us a great review! Despite your challenges, we are thrilled to hear we were able to deliver on the new car you purchased! The team will be happy to hear about this praise. We hope that you enjoy it, and if you need us in the future, please do not hesitate to reach out, we will be here to help!


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Service & Repair

About Our Dealership

Dealer on Cars.com since February 2003

Let Sullivan Buick GMC be your destination for your next vehicle. Setting new standards for excellence in the industry. Large inventory of Buick's, GMC's and very nice Pre-Driven cars trucks and SUV's. Offering sales, service, financing and parts. Sullivan Buick GMC is Illinois's leader in customer satisfaction.

"Experience the Sullivan Buick GMC Difference!"