 U.S. automakers are struggling with the lowest inventory in nearly twelve years but that may not be bad news as a combination of strong demand and a dearth of enough vehicles at dealerships is pushing new car prices and profits to record highs, say industry experts. What Happened: The U.S. new vehicle inventory at dealerships was just about 1.5 million units in June, a month when dealers typically stock 3.5 million to 4 million vehicles to support the summer selling season, as per automotive research firm J.D. 