CARFAX One-Owner. Clean CARFAX. Summit White 2021 Buick Encore Preferred AWD 6-Speed Automatic Electronic with Overdrive 1.4L Turbo VVT DOHC 4-Cyl SIDI This 2021 Buick Encore is a great deal.. here's why... Odometer is 1388 miles below market average! 23/30 City/Highway MPG