Multibillion-dollar dealerships have been on the rise amid a decadeslong consolidation that has led to a grow-or-die mentality for many U.S. auto retailers. Courtesy Sylvester Chevrolet Derek Sylvester's father built the family's original Chevrolet dealership with his bare hands on Main Street in rural Peckville, Pennsylvania, in 1972. The store and family have been a pillar of the village, outside Scran... [8763 chars]