ACDelco Gold 15-5536 (15995032) Heater Water Flow Control Valve
ACDelco Professional HVAC Heater Water Flow Control Valves control the flow of engine coolant through the heater core and are the ideal high quality replacement for your GM vehicle. The valve is closed when maximum A/C cooling is needed. These Professional, premium aftermarket replacement components are manufactured to meet or exceed your expectations for fit, form, and function.