Finding the right car under $500 down in Green Valley, AZ is just a few simple steps away. Each used vehicle in Green Valley listed can be bought with $500 down. Buy a car with 500 dollars down in Green Valley and get an auto loan with $500 down at a single convenient Green Valley Arizona location. Our Tucson area used car dealers offer you the best chance to finance a used car in Green Valley with a low down payment and a monthly payment that fits within your budget.