Monken Chevrolet Buick GMC is your auto dealership center in Centralia, Illinois. Monken Chevrolet Buick GMC serves the surrounding area of Centralia, IL with new Buick and GMC models, used cars, and auto service. Get a quick quote, see leasing/financing information, and get GM accessories on our website. We also serve GMC and Buick drivers from Vandalia, Carlyle, Flora and Salem, IL. Monken Chevrolet Buick GMC is located on N Poplar St near Laura Leake Park and St Mary’s Good Samaritan-Centralia Hospital. This centralized locale allows us to offer the best that GMC and Buick have to offer to customers in MT Vernon and Salem. Buick and GMC customers, we invite you to come test drive a Sierra or Enclave or a sporty Verano. For Buick and GMC drivers in Vandalia, Carlyle, Flora, and Salem, we're the dealer who can get you the vehicle you want for a price that's right for you. Monken Chevrolet Buick GMC offer outstanding finance options and great manufacture and dealer incentives. Salem, GMC and Buick customers make the southwest to check out our car, truck and SUV inventory. We provide service to our customers in the area of Centralia, Mount Vernon, Nashville, Salem, Carlye, Breeze, Bartelso, Germantown, Vandalia, Washington County, Jefferson County, Marion County, Clinton County, and Southern Illinois.