Used car platform Vroom has closed a whopping $146 million series G round of funding led by automotive retailers AutoNation. : Used car marketplace Vroom has closed a whopping $146 million series G round of funding led by automotive retail giant AutoNation, with participation from “funds and accounts” advised by T. Rowe Price Associates, L Catterton, General Catalyst Partners, and Fraser McCombs Capital, as well as a bunch of individual investors. Founded out of New York in 2013, Vroom serves as a platform for buying, selling, and trading in second-hand vehicles that are delivered direct to the buyer’s door.