The completely redesigned Rio sedan and Rio5 five-door made quite a splash during their first year on the market, receiving Autobytel's "Editor's Choice for Most Improved New Car," and ranking highest for initial quality in the subcompact segment in the J.D. Power and Associates 2006 Initial Quality Study SM (IQS)ยน. Rio has also been recognized as one of the most fuel efficient vehicles on the market by the Environmental Protection Agency and JD Power and Associates....