Supported by solid economic fundamentals, and boosted by rising retail incentives and continued strong fleet deliveries, U.S. light-vehicle sales surged to a 17.4 million-unit seasonally adjusted annual rate in March. The SAAR was the strongest since December’s 17.8 million units, and well above year-ago’s 16.7 million. Because March had 28 selling days, including an extra weekend, compared with like-2017’s 27 selling days, volume soared to 1.647 million units from 1.548 …

http://wardsauto.com/industry/march-surge-lifts-q1-us-light-vehicle-sales-gain-over-3-months-2017