G17: Seasonal factors for motor vehicle sales have been released

Seasonal factors for auto and truck production were revised from January 2021 through September 2027 on March 16, 2026. The revised factors for September 2025 through February 2026 were used in the G.17 release issued on March 16, 2026, and the revised factors for earlier months will be incorporated into the production estimates at the time of the annual revision. The revised seasonal factors are based on production …