Motor vehicle and parts manufacturing was among the largest of the manufacturing industries in 2002, providing 1.2 million jobs. The majority of jobs, about 63 percent, were in firms that make motor vehicle parts. About 23 percent of workers in the industry were employed in firms assembling complete motor vehicles, while about 13 percent worked in firms producing truck trailers, motor homes, travel trailers, campers, and car, truck, and bus bodies placed on separately purchased chassis.

Although motor vehicle and parts manufacturing jobs are scattered throughout the Nation, certain States account for the greatest numbers of jobs. Michigan, for example, accounts for nearly a quarter of all jobs. Combined, Michigan, Ohio, and Indiana include nearly half of all the jobs in this industry. Other States that account for significant numbers of jobs include California, Tennessee, Texas, Kentucky, and Missouri.

Employment is concentrated in a relatively small number of very large establishments. More than half of motor vehicle and parts manufacturing jobs were in establishments employing 500 or more workers. Motor vehicle manufacturing employment in particular is concentrated in large establishments, whereas many motor vehicle parts manufacturing jobs are found in small and medium-sized establishments.