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