Just traded a 2015 EcoDiesel for 2022 Gen 3 EcoDiesel and the mileage improvement is significant. Just did a 600 mile trip that the 2015 was 27mpg and the 2022 did 32. The 2015 had its issues but FCA took care of them all and I put 132000 miles on it and still got more than half of what I paid...