The Firemen's Federal Credit Union is a auto loan from Firemen's Federal Credit Union. The ongoing APR is New Loan (model year 2020 and newer) 4.99% APR**; Used Loan (model year 2019 and older) 8.49% APR** (Loan Rates (as low as); Rates last updated October 2026). Loan terms: Flexible terms up to 84 months.