After a century of ferrying millions of daily commuters and taking countless family road trips, simple passenger cars are disappearing from American life, and they may not come back.

Detroit's Big Three automakers — Chrysler, Ford and General Motors — pioneered the mass production of the car, but in just four years, all three may be known to Americans simply as truck and SUV makers, with only a stray sedan for sale.

The automotive industry in America is making what many observers think is an irrevocable shift toward pickup trucks, sport utility vehicles and crossovers. While carmakers are producing sedans and sports cars that are safer, faster and more comfortable than ever, customers continue to flock to taller vehicles with features cars simply cannot offer.   MORE