Flow Buick GMC of Winston-Salem provides a good and top notch experience for sales and service. The sales process is easy, with professional, fantastic, and knowledgeable staff who are great, transparent, and accommodating. The customer service is top tier, with staff who are helpful and keep customers informed. The service department is great and professional, with managers offering great advice and thorough explanations to ensure vehicles receive the best care for optimal performance and safety. While most service is good, some customers note inconsistencies with complimentary car washes. Overall, the dealership offers a positive experience for purchasing new Buick and GMC vehicles or for servicing a vehicle.