Blog U.S. sales fall 4.7% in April as car slump drags on Posted May 3, 2017 lm U.S. light-vehicle sales dropped 4.7 percent last month as the biggest automakers posted declines and ever-rising incentives failed to shake the industry from its longest slump in years. http://www.autonews.com/article/20170502/RETAIL01/170429843/u-s-sales-fall-4-7-in-april-as-car-slump-drags-on