Impala LTZ, 4D Sedan, 6-Speed Automatic Electronic with Overdrive, FWD, White, and Gray w/Front Leather Seating Surfaces. Only one owner! Flex Fuel! When was the last time you smiled as you turned the ignition key? Feel it again with this superb-looking 2012 Chevrolet Impala. Your garage will only be the second one this one-owner Impala has parked in, and you can definitely see the pride of ownership it experienced in that first garage.