AutoZone in Waltham, MA, on Lexington Avenue is a well-regarded auto parts store known for its good customer service. Staff members are described as polite, patient, and helpful, often assisting customers promptly and professionally. Customers appreciate the quick service and the willingness of employees like Matt, Tom, and the store manager Brian to provide assistance with issues such as battery replacement and car troubleshooting. The store offers a range of new and remanufactured hard parts, maintenance items, and car accessories. Although some customers noted minor issues with aisle labeling, they found their phones useful for locating items. Many items come with a lifetime warranty, which the store is known to honor without hassle. Overall, AutoZone Lexington Ave is recognized as a helpful, friendly place for auto parts and car repairs, with staff ready to assist customers efficiently.