County Line Auto Group is a car and truck dealer company based in Middlebury, Conn. It deals in new and pre-owned vehicles. The company is an authorized dealer of Buick and Nissan and also deals in cars such as Mitsubishi and Suzuki. Various Buick models available in the company s showroom are Terraza, Rainier and Lucerne. The company s Nissan models include Sentra, Titan, Quest, Pathfinder, Maxima and Murano. It also offers credit and other special incentive services. The company has a large stock of car parts for all Buick and Nissan cars and trucks. Its services are available from Monday through Friday.