Shop 1991 Buick Century Engine Coolant Reservoir. Engine Coolant Expansion Tank - Repair or Replace A Cooling, Tank, Cause - OEM Buick Part # 90500223

Engine Coolant Reservoir. Tank, Radiator Surge.
A container that holds Engine Coolant.

Engine Coolant Reservoir

Fits Catera

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.