AutoZone on Merchant Street in Fairmont, WV is a leading retailer of auto parts and accessories. Reviews note it is a good, clean store where customers can usually get in and out fairly quickly. The staff are often described as very helpful, kind, and providing excellent customer service, especially in stressful situations like a check engine light. Some reviews mention isolated negative experiences where an employee gave incorrect part advice or lacked specific product knowledge. Overall, many customers report helpful service and express that they would definitely return.