Nielsen Hyundai is your Gary, IN area Hyundai Dealer, located in Michigan City, IN. Our Service Department is fully equipped to handle all of your vehicle repair and maintenance needs. Call us today to schedule an appointment. Nielsen Hyundai is your Gary, IN area Hyundai Dealer, located in Michigan City, IN. Our Service Department is fully equipped to handle all of your vehicle repair and maintenance needs. Call us today to schedule an appointment.