Looks like GM and Chrysler are the only two brands we declining sales in December after the sale off boom...

Ford is doing great though
Kia U.S. Dec. sales rise 44% to 21,048 vehicles
Hyundai U.S. December sales up 40.6% to 33,797
Ford December U.S. sales up 32.8% to 184,655 units
Toyota Dec. U.S. auto sales up 32% to 187,860
Honda Dec. U.S. sales jump 24.5% to 107,143 units
Nissan Dec. U.S. sales up 18.2% to 73,404 vehicles
Volkswagen U.S. December sales rise 16%
Porsche December U.S. sales rise 1.7%
Daimler U.S. Dec. sales rise 0.2% to 20,889 units
Chrysler Dec. U.S. sales fall 3.7% to 86,523
GM Dec. U.S. sales down 6.1% to 208,511 vehicles