O'Reilly Auto Parts in Midlothian provides parts, tools, and accessories along with store services like free battery testing, wiper blade and bulb installation, fluid recycling, and Check Engine light testing. The location also resurfaces brake rotors and drums and offers a free Loaner Tool program. Reviews consistently highlight great and friendly customer service. Staff members are described as friendly, pleasant, sweet, patient, knowledgeable, and professional. Customers report being kindly and immediately greeted. Employees are noted for being helpful, offering recommendations, and efficiently installing parts like wiper blades and bulbs. Specific assistance mentioned includes helping get a car started, changing parts to pass a state inspection, and ensuring a customer receives a veteran's discount. The overall sentiment is one of appreciation for the patient and knowledgeable service that makes customers feel well-assisted.