Shop 1990 Buick Century Engine Coolant Reservoir Cap. 1.6 LITER. 2.0 LITER. 2.0 LITER HYBRID. 2.0 LITER LITER, Expansion, Tank - OEM Buick Part # 25441B1000 (25441 B1000, 25441-B1000)

Cap. Reservoir. Radiator. Engine. Coolant.
A cover that prevents foreign debris from entering the container. Inverter Cooling. RESERVO. Included with: Reservoir, Reservoir assembly.

Engine Coolant Reservoir Cap

Fits Cadenza, Genesis, K900, Nexo, Optima, Sonata

1.6 LITER. 2.0 LITER. 2.0 LITER HYBRID. 2.0 LITER TURBO. 2.4 LITER. 2.5 LITER. 3.3 LITER. 3.8 LITER. 5.0 LITER. Cadenza. EXPANSION TANK CAP; G80. EXPANSION TANK CAP; G90. EXPANSION TANK CAP; Sonata. G80. Genesis Sedan. K900. Optima. Optima Hybrid.
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.