GLEN ALLEN, VA – Auto retailer Carmax Inc. raised its expectations for sales and earnings in the third quarter, saying used-car sales trends had strengthened since the summer.

The company, which mainly sells used cars, said it now anticipated comparable store used-unit performance growth of 2 percent or 3 percent, compared with earlier expectations for a fall of between 2 and 8 percent.

It expects earnings of 17 or 18 cents a share compared with an earlier forecast for earnings between 12 and 17 cents.