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Our Sales Department will be open ALL weekend! Monday, September 7th Sales will be open 9:00am – 3:00pm. Service, Parts & Body Shop will be closed Saturday, September 5th & Monday, September 7th We wish all of you a safe and enjoyable Labor Day!

Customer reviews

4.8 / 5

Dealer Rating

Our average rating from our customers is

4.8 / 5

Read Reviews

Specials

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Map and Directions

 Welcome to King O'Rourke Cadillac Buick GMC in Smithtown, NY


Whether you're searching for a new or used vehicle, researching financing options, or looking for a quick quote on a car, truck, or SUV, our friendly and professional staff at King O'Rourke Cadillac Buick GMC is ready to provide assistance for your next vehicle. King O'Rourke Cadillac Buick GMC has a huge inventory of new and pre-owned Buick, Cadillac and GMC vehicles, making it one of the top dealers in Smithtown. Our commitment to the community and to our customers has made us your preferred Buick, GMC and Cadillac auto dealer. We also serve Port Jefferson and Long Island Cadillac, Buick and GMC drivers.

Service & Parts in Smithtown - Also Serving Port Jefferson & Long Island Cadillac, GMC & Buick Drivers

King O'Rourke Cadillac Buick GMC also serves customers looking for a Long Island Buick, GMC or Cadillac dealer alternative. Our service and parts departments can assist you with every aspect of vehicle maintenance for your new or used vehicle. The top priority of our dealership is to make your car buying experience the best possible. We also serve Port Jefferson Cadillac, Buick & GMC customers with new and pre-owned vehicles. Our professional staff is focused on helping our customers understand everything they need to know when buying a vehicle.

Used and Pre-Owned Vehicles in Smithtown for Long Island Buick, Cadillac & GMC Drivers

Just call or email us at King O'Rourke Cadillac Buick GMC if you have any questions regarding our specials. Come check out your next 

used Buick

or

pre owned Cadillac.

 King O'Rourke Cadillac Buick GMC is here to make your shopping experience hassle-free. Long Island GMC, Cadillac and Buick drivers, if you don't know where we are located, please view our business hours and directions to get specific driving instructions.

Parts and Service in Smithtown - Serving Long Island Cadillac, GMC & Buick Drivers

King O'Rourke Cadillac Buick GMC in Smithtown will meet and exceed all of your expectation of a service department with a second-to-none customer satisfaction experience. Long Island GMC, Cadillac and Buick drivers, our highly skilled technicians are ASE certified and GM trained. No job is too large or small, so give us a call at (631) 982-4447 with any of your automotive needs, service appointment or parts order. Long Island Cadillac, Buick and GMC drivers, we are always ready to serve all your service and maintenance needs.

 

 ** For your convenience, our Service Department is now open until 6:00pm Monday - Friday **

View Service Specials


Service | Parts Order Form | GM Accessories

Buick: Enclave | Encore | LaCrosse | Regal | Verano
Cadillac: ATS | ATS Coupe | CTS Sedan | Escalade | SRX | XTS
GMC: Acadia | Canyon | Savana Cargo Van | Savana Passenger Van | Sierra 1500 | Sierra 2500HD | Sierra 3500HD | Terrain | Yukon