Financing resources
Calculators & federal tools
Free, official, and not selling you a loan.
CFPB Auto Loan Tools
Independent federal calculator: estimate your monthly payment, total interest, and APR sensitivity.
FTC Buying a Car Guide
Federal Trade Commission's plain-English guide to financing, leasing, add-ons, and avoiding dealer markups.
Federal EV Tax Credit Lookup
Check which new and used EVs qualify for the federal clean vehicle credit at point of sale.
Annual Fuel Cost Estimator
Estimate yearly gas or electricity cost for any year/make/model — useful when comparing real total cost of ownership.
At the dealership
Get pre-approved before you shop
A pre-approval from your bank or credit union sets a ceiling APR. The dealer can beat it — but never let them set the floor.
Price the trade-in separately
Negotiate vehicle price, financing, and trade-in as three separate transactions. Bundling them is how markup hides.