Welcome to the Great Erie Federal Credit Union DrivingSense calculator Web site. Current model year vehicle and vehicles up to five years old qualify for DrivingSense financing. Within this site you will be able to calculate a monthly payment for as many vehicles as you choose with the options you select. The calculator will automatically calculate the monthly payment for both DrivingSense financing and conventional financing, allowing you to immediately see the lower monthly payment available with DrivingSense financing. NOTE: Rates shown are for illustrative purpose only. The actual rate may vary based on individual creditworthiness.