The Hamilton Nissan Mobile App is designed for customers of Hamilton Nissan with locations in Hagerstown MD. This app allows you to view and track your participation in the dealership's loyalty program and to view the service history of your vehicle. In addition, you are eligible for exclusive deals on service made available only to Mobile App Users! Other features include: Detailed Vehicle Specifications Owners and Navigation Manuals Recommended Maintenance MPG Calculator Parked Car Finder QR