Sales of passenger cars in the United States reached about five million in 2018, while around 2.8 million cars were assembled in U.S. plants in the same year. Along with China, the United States is among the largest automobile manufacturers worldwide, both in terms of sales and production. Some of the top manufacturers by U.S. market share include General Motors (GM), Ford, Fiat Chrysler, as well as Toyota and Nissan of Japan.
Based on their share of the U.S. auto market, General Motors, Ford and the Toyota Motor Corporation are also the leading OEMs in the United States. General Motors is the automotive manufacturer with the highest number of different brands available, with Chevrolet and GMC being the most popular ones in the United States.