A complimentary CARFAX history report is available for all pre-owned vehicles. Northpark also features a 5-Day Love It or Leave It Guarantee: If you don t love your used car from Northpark, bring it back within 5 days for an exchange of a vehicle of equal or greater price. Must exchange within 5 days or 500 miles from purchase and in the same good working condition. Customer responsible to pay difference in any price. See Northpark for full details.