2018 Chevy Silverado Ac Refrigerant Type What type of refrigerant does my car need? What type of refrigerant does my car need? - A/C Avalanche What type of refrigerant does my car need? - A/C Avalanche Check Details ← 2018 Chevy Silverado Bed Size 2018 Chevy Silverado Back Seat Fold Down → Share with friends Link copied