Fuel economy:21 cty/31 hwy
What's New for 2015 The 2015 Cadillac ATS Coupe is a new model.
Fuel economy:22 cty/31 hwy
What's New for 2016 For 2016, the Cadillac ATS Coupe gets a new 3.6-liter V6 with improved fuel economy and performance, while an eight-speed automatic transmission replaces the old six-speed. All models receive an automatic start-stop function to save fuel. The CUE infotainment system loses its SD card slot but gets hardware and software upgrades, including full smartphone integration via Apple CarPlay and Android Auto.
Fuel economy:21 cty/30 hwy