Diamond Auto Exchange in Corona, CA. Call us today at 951-407-9011 or Text 951-454-1879, See our Used Car Inventory at www.Diamondautoexchange.com; or come test drive your dream car, visit us at 1238 W. Sixth St Corona CA 92882. Were open 7 days a week including most Holidays. Diamond Auto Exchange is committed to customer satisfaction which makes us the best choice for pre-owned cars. Have bad or no credit? Our easy financing options will help you get into the car of your dreams fast! From Mustangs to Minivans, we are your # 1 Used Car Dealership destination. Prices are based on Cash purchases and do not include Tax, applicable DMV license/registration fees, smog and dealer processing fees. Call us at 951-407-9011 for more information.