September U.S. auto sales were driven more by retail volume than fleet activity.
Among the seven major players, retail sales rose 17 percent last month from September 2014, while their combined fleet volume rose 11 percent.
General Motors and Nissan North America slashed fleet volume the most in September. At Nissan, fleet sales fell 10 percent while retail jumped 23 percent. GM cut fleet 4.5 percent while sales through dealers climbed 17 percent.
In contrast, Hyundai-Kia boosted September fleet sales 38 percent while retail grew 15 percent. Toyota Motor Sales' retail also rose 15 percent, but its fleet volume jumped 51 percent.
Ford Motor was balanced -- fleet up 24 percent and retail 23 percent. Fiat Chrysler U.S. sales tilted toward dealers, with retail rising 16 percent and fleet climbing 7.1 percent.
American Honda's fleet sales are estimated at 2 percent.