Buy OEM Buick Part # 12587395. Engine Coolant Thermostat Housing. Engine Coolant Thermostat Housing - Repair or Replace A failed thermostat housing will likely result

Thermostat. Inlet.
Engine Coolant Housing where a Thermostat is used but not included. Includes Thermostat. hsng. tube. unit. Engine Coolant Housing. Water Neck. Water Outlet. Included with: Water manifold, Water pump, Water pump assembly.

Engine Coolant Thermostat Housing

Engine Coolant Thermostat Housing - Repair or Replace
A failed thermostat housing will likely result in a cooling system leak, or will cause the engine in your Buick to overheat. Consider replacing your engine coolant thermostat or having our staff of expert techs handle it for you.