Which Cars Have Auto Start-Stop? By Make, Model and Year / GMC / YukonGMC Yukon Auto start-stop by year YearAuto start-stop2027Yes2026Yes2025Yes2024Yes2023Yes2022Some configurations2021Some configurations2020No2019No2018No2017No2016No2015No2014No2013Some configurations2012Yes Source: U.S. EPA / DOE fuel economy data (fueleconomy.gov).