North American vehicle production plunged 62.2 percent last month compared with January 2008.
Only 442,241 vehicles were built last month, compared with 1,170,816 in January 2008. The previous smallest month took place during a UAW strike at Delphi Automotive Systems Corp. in July 1998.
That month, North American automakers produced 667,074 vehicles.
Total U.S. vehicle output plunged 65.6 percent; Canada fell 58.0 percent; and Mexico shriveled by 49.8 percent.