By Unknown Monday, October 21, 2013 2015 impala audia chevrolet bi-fuel cheveolt dutchess county dutchess county impala going green hudson valley oil change poughkeepsie snow tires INTRODUCING THE 2015 IMPALA BI-FUEL SEDAN First bi-fuel full-size production sedan offered in North America with a to tal estimated bi-fuel range of 500 miles Today Chevrolet announc...