Welcome to Cornwallis Chevrolet Buick GMC, your New Minas Buick, Chevrolet, GMC dealer. Our location offers a collection of both new and used vehicles. View our inventory and test drive a new or used vehicle today. Cornwallis Chevrolet Buick GMC, has always provided excellent customer care as your New Minas dealer. Our location can be reached for ordering parts or to make a service appointment. View our hours and directions or contact us for details on how Cornwallis Chevrolet Buick GMC, can provide for your automotive needs.