Fitment 2017-2019 Buick LaCrosse 3.6L 2018-2020 Buick Regal Sportback 3.6L 2017-2023 Cadillac XT5 3.6L 2020-2023 Cadillac XT6 3.6L 2017-2023 GMC Acadia 3.6L 2019-2023 Chevrolet Blazer 3.6L ( If you're not sure your vehicle fitment, please contact us) Part Number 12670557 902-2115 Package Includes Thermostat Housing Assembly.
