Which Cars Have Auto Start-Stop? By Make, Model and Year / Mercedes-Benz / G-ClassMercedes-Benz G-Class Auto start-stop by year YearAuto start-stop2027Yes2026Yes2025Yes2024Some configurations2023Yes2022Yes2021Yes2020Yes2019Yes2018Some configurations2017Some configurations2016Some configurations2015Some configurations2014No2013No Source: U.S. EPA / DOE fuel economy data (fueleconomy.gov).