General Motors says sales rose 10-percent in August, compared to the same month a year ago.
The Detroit car company also broke several sales records.
GM says it got a noticeable bump from advertising aired during the Olympics.
Sales of the Chevy Cruze, Volt, Spark and Sonic hit an all-time high.
Those are all small cars.
The Chevy Cruze, a compact car, even beat Honda's perennial top-performer, the Civic, in August.
Kurt McNeil is Vice President of U.S. Sales.
"It wasn't that long ago when General Motors was just known for their full-size trucks," McNeil told Michigan Radio. "And we've got a great, great, car story to tell."
GM sold more than 240,000 vehicles in the U.S. in August.
Ford was No. 2, selling about 197,000. Toyota was third, selling more than 188 ,000 vehicles.
How the rest did:
Chrysler, up 14%, sold 148,472
Honda, up 60%, sold 131,321
Nissan, up 7.6%, sold 98,515
Hyundai, up 4.4%, sold 61,099
Volkswagon, up 63%, sold 41,011
Kia, up 21.5%, sold 50,028
Subaru, up 36%, sold 28,293
Mazda, down 1.8%, sold 22,234