Sullivan's O'Neill's Chevrolet Buick
Sales: (844) 315-0960 | Service: (860) 269-3396 | Commercial: (877) 235-0615

Specials

  • 2006 Lexus IS 250 4dr Sport Sdn AWD..
    2006 Lexus IS 250 Auto*
    2006 Lexus IS 250 4dr Sport Sdn AWD..
  • 2008 Chevrolet TrailBlazer 4WD 4dr..
    2008 Chevrolet TrailBlazer*
    2008 Chevrolet TrailBlazer 4WD 4dr..
  • 2012 Chevrolet Cruze Sedan 1LT
    2012 Chevrolet Cruze*
    2012 Chevrolet Cruze Sedan 1LT
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Welcome to Sullivan's O'Neill's Chevrolet Buick near Hartford, CT!

Thank you for visiting Sullivan's O'Neill's Chevrolet Buick online! We specialize in selling new and used cars, Buick and Chevrolet service, local vehicle repair, and automotive financing. Our dealership has a large selection of cars, trucks, SUVs, and vans at great prices that can’t be beat! Our website is a great resource to check out our inventory, parts, specials and financing options before coming in to our dealership. We are conveniently located near Hartford, CT, and invite customers from throughout the surrounding area to come by any time and take a test-drive.

Used Vehicles in Avon at Sullivan's O'Neill's Chevrolet Buick

Our dealership, Sullivan's O'Neill's Chevrolet Buick in Avon, carries a wide selection of used vehicles including 2009, 2010, and 2011 cars, trucks and SUVs. Feel free to browse our inventory from the comfort of your own home. We are sure to have a model that fits your needs. We at Sullivan's O'Neill's Chevrolet Buick in Avon will help you in making the best used vehicle selection. Come down today!

Parts and Service Departments

The Service Department at Sullivan's O'Neill's Chevrolet Buick is one of the most reliable in the area. Should your vehicle need routine maintenance or more serious repairs, just bring it in to us! We’ll restore your vehicle to like-new condition in the timeliest manner possible. Customers from Avon, Hartford, and North Hartford bring us their cars and trust us for consistent care, accurate diagnostics and reasonable prices. The Sullivan's O'Neill's Chevrolet Buick service staff is made up of highly trained, technicians, so you can rest assured knowing that your vehicle is in capable hands. Additionally, our technicians use GM parts from our Parts Department to repair your vehicle and keep it running to the manufacturer’s standards. Getting your car repaired or serviced has never been easier! You can schedule an appointment, order parts or browse our specials online.

Finance Department


Whether your credit is good or bad, our Finance Department is here to help you work through any situation. Our friendly financial officers are committed to getting our customers back on the road and back into good standing. We also offer competitive rates on leases and loans, in addition to the best prices on new and used vehicles. Get pre-approved today!

At Sullivan's O'Neill's Chevrolet Buick, you’ll enjoy a hassle-free shopping experience unlike any other! As your premier Chevrolet and Buick dealer, we happily serve the Hartford area by offering service with a smile. Simply give us a chance to earn your business, and you’ll experience the Sullivan O’Neill’s difference for yourself. Thanks again for visiting our website, and we hope you find everything you need. If you have further questions or comments, please feel free to contact us directly or visit us at 5 West Main St., Avon, CT 06001. We look forward to seeing all of our customers from Avon, Hartford, and North Hartford here soon!

Service | Parts Order Form | GM Accessories

Chevrolet: CamaroCruze | Equinox | Express Passenger | Impala | Malibu
Silverado 1500 | Silverado 2500HD | Sonic | Spark | Suburban | Tahoe | Traverse | Volt
Buick: Enclave | Encore | LaCrosse | Regal | Verano