Passenger car sales plummeted again in March, dragging U.S. auto sales to their third straight monthly decline, a strong indication that years of sales growth have come to an end.Sales for the month fell 1.6 percent to just over 1.55..

A survey of new-vehicle buyers finds that car and truck quality hit a record high this year as automakers started to clear up bugs with infotainment systems.The annual survey by J.D. Power finds that buyers reported a record-low 93 problems...