Buy 1989 Buick Century Engine Coolant Thermostat Housing. 6.6 LITER TURBO DIESEL. Engine Coolant Cooling, DIESEL, LITER - OEM Buick Part # 97225886

Thermostat. Cover. hsng. Engine Coolant Housing. Water Neck.
Engine Coolant Housing where a Thermostat is used but not included.

Engine Coolant Thermostat Housing

Fits Sierra 2500 HD, Sierra 3500, Silverado

6.6 LITER TURBO DIESEL.
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 1989 Buick Century to overheat. Consider replacing your engine coolant thermostat or having our staff of expert techs handle it for you.