Toyota Motor Sales reported March sales of 186,863 units, an increase of 40.7 percent for the month, compared to the same period last year.
General Motors' core brands, Chevrolet, Buick, GMC and Cadillac, had sales of 185,406, a gain of 43 percent over a year ago March.
Ford, Lincoln and Mercury March sales totaled 178,546, up 43 percent versus year ago. First quarter sales totaled 428,596, up 37 percent.
American Honda Motor posted March sales of 108,262 vehicles, an increase of 17.8 percent bringing the year-to-date sales to 256,412, an increase of 12.5 percent.
Nissan North America reported March 2010 sales of 95,468 units, an increase of 43.3 percent, compared with March 2009.
Chrysler Group reported total U.S. sales for March of 92,623 units, a decrease of 8 percent compared with March 2009.
Hyundai Motor America reported March sales of 47,002 vehicles, up 15.4 percent versus one year ago, and for the quarter, Hyundai sold 111,509 vehicles, outpacing the previous record first quarter of 2006.
Kia Motors America reported its all-time best March sales of 30,522, a 23.5-percent increase over the same period last year. Year-to-date sales are up 11.3-percent for a record best first quarter ever.
Volkswagen of America reported March sales of 22,148, for a 40.9% increase over March 2009. Year-to-date, Volkswagen's sales have risen 38.4% versus the same timeframe in 2009. Separately, Audi reported March U.S. sales of 8,589, up 33.5% from a year earlier leading to Audi's best first-quarter sales since it began marketing cars in the U.S., and sent 2010 year-to-date sales up 34.8%
Subaru of America had another monthly sales record with 23,785 units sold in March making its best first quarter sales ever with 57,494 units sold.
The BMW Group in the U.S. (BMW and MINI combined) reported March sales of 21,670 vehicles, an increase of 2.6 percent from the same month of 2009. For the first quarter, the BMW Group also reported a total sales volume of 55,051 vehicles, up 7.4 percent compared to the first three months of last year.
Daimler reported U.S. sales of 20,700 Mercedes-Benz and smart vehicles. Mercedes-Benz USA reported March sales of 20,023 vehicles, up 28.3%, propelling the company to a 25.7% increase for the first quarter.
Mazda North American Operations reported March 2010 sales of 23,193, an increase of 5.5 percent versus March 2009.
Mitsubishi Motors North America had March 2010 sales of 5,434, a 17.6 percent increase over March 2009, and its highest monthly sales total since August.
American Suzuki reported sales of 2,246, a 72 percent tumble from March 2009 and year-to-date sales are 5,661, a 63 percent drop from 2009.
Sales will be updated as manufacturers report.