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