This door lock actuator has undergone extensive quality and safety testing to ensure reliable performance. It is engineered to provide a direct replacement for the stock actuator on specific vehicle years, makes and models. This part is compatible with the following vehicles. Before purchasing, enter your vehicle trim in the garage tool to confirm fitment. [Buick LaCrosse: 2017, 2018, 2019] - [Buick Regal Sportback: 2018, 2019, 2020] - [Buick Regal TourX: 2018, 2019, 2020] - [Cadillac ATS: 2016, 2017, 2018] - [Cadillac CT4: 2020, 2021] - [Cadillac CTS: 2015, 2016, 2017, 2018, 2019] - [Cadillac Escalade ESV: 2015] - [Cadillac Escalade: 2015] - [Cadillac XT4: 2019, 2020, 2021] - [Chevrolet Blazer: 2019, 2020, 2021] - [Chevrolet Equinox: 2018, 2019, 2020, 2021] - [Chevrolet Malibu: 2018, 2019, 2020, 2021] - [GMC Terrain: 2018, 2019]