JD Power 2021 US Sales Satisfaction Index Study
GMC takes top honors (among mass market brands) in J.D. Power’s latest study measuring satisfaction, with the sales experience, among new-vehicle buyers. GMC ranked highest in satisfaction with dealer service among mass market brands, with a score of 812, in the J.D. Power 2021 U.S. Sales Satisfaction Index (SSI) Study. The U.S. Sales Satisfaction Index…