About MAC Members AutoChoice is an auto buying service that assists members of our partner credit unions in locating and purchasing the vehicle they desire, whether it is brand new or previously owned. We are a family owned and operated business dedicated to enhancing the car buying process for the average consumer. Established in 2003 at our Lawrenceville location, Members AutoChoice was founded on the principles of integrity, value, and ease of doing business. Our goals are to save our clients time, money, and hassle while offering educational tips when purchasing a vehicle. We currently operate out of four locations for your convenience:, Suwanee and our most recently opened location in Winder, Georgia.