Description: Sedan, 2.5L, 2.0L turbo, with auto stop-go, labeled 22897844. 3.6L, 2015. CTS. 3.6l. Without vsport. 3.6L, 2014-15. ATS. 3.6l. Without v-series. Newly manufactured as an exact replacement for your GM vehicle's original alternator This GM Genuine Part is designed, engineered, and tested to rigorous standards and is backed by General Motors