Shop Buick Century Engine Coolant Thermostat Housing. 4.4 LITER. XLR; 4.4L. Engine Coolant Thermostat Cooling, WATER, SYSTEM - OEM Buick Part # 12590758

Thermostat. Housing.
Engine Coolant Housing where a Thermostat is used but not included. Assembly - Engine Cooling. hsng. Engine Coolant. Water Neck.

Engine Coolant Thermostat Housing

Fits XLR

4.4 LITER. XLR; 4.4L.
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 to overheat. Consider replacing your engine coolant thermostat or having our staff of expert techs handle it for you.