Recent Arrival! Onyx Black 2019 GMC Yukon SLE 4WD 6-Speed Automatic EcoTec3 5.3L V8. Gjovik Chevrolet Buick GMC, serving the area for over 50 years! 'We don't sell you a car, we help you buy a car!' Proudly serving the towns of Sandwich, Plano, Oswego, Bristol, Montgomery, Sugar Grove, Aurora, Naperville, Orland Park, and the surrounding Chicagoland and Midwest area.