O'Reilly Auto Parts in Taos provides parts, tools, and accessories with services like free battery and Check Engine light testing, wiper installation, brake rotor resurfacing, and custom hydraulic hose building. The store offers a free Loaner Tool program. Reviews consistently highlight excellent and amazing customer service where employees are extremely helpful, friendly, and prompt. Staff are knowledgeable about their products, know their parts, and go above and beyond to help customers locate the correct parts, even spending significant time researching specifications. Employees are noted for being willing to help in the parking lot, for addressing confounding problems, and for exceptional acts like covering a small shortage. Customers report receiving the right parts at good prices, contrasting positive experiences here with frustrating incidents at competitors where wrong parts were repeatedly supplied. Many reviewers state they will return for all future auto parts needs and highly recommend this store, with some saying the team exceeded expectations. The overall sentiment is one of reliable service and strong customer satisfaction.