Shop 1985 Buick Century Engine Coolant Reservoir. 3.8, 3.9 LITER. Lucerne. Engine Coolant Expansion Cooling, Tank, SYSTEM - OEM Buick Part # 15839773

Engine Coolant Reservoir. Recovery tank. Reservoir Assembly - Cooling RCVY.
A container that holds Engine Coolant.

Engine Coolant Reservoir

Fits Lucerne

3.8, 3.9 LITER. Lucerne.
Engine Coolant Expansion Tank - Repair or Replace
A failed expansion tank can cause the cooling system in your to leak antifreeze, or it can cause your engine to overheat. If you're losing coolant, contact our service department to avoid engine damage.