Green Car Journal has selected the 2023 Ram 1500 EcoDiesel as its 2023 Green Truck of the Year. Ram is phasing out the EcoDiesel in the 2023 Ram 1500 but keeping the EcoDiesel engine for its Heavy-Duty trucks. 2023 Jeep Grand Cherokee 4xe Named 2023 Green 4x4 of the Year.