Buy Buick Century Engine Coolant Reservoir Cap. 2.5 LITER. 2.8 & 3.1 liter. 3.1 LITER. 3.1 liter, to LITER, Radiator, DIESEL - OEM Buick Part # 15989074 (14094966, 15695491)

Cap. Reservoir. Tank.
A cover that prevents foreign debris from entering the container. Engine Coolant. Radiator. Recovery.

Engine Coolant Reservoir Cap

2.5 LITER. 2.8 & 3.1 liter. 3.1 LITER. 3.1 liter, to VIN 800000. 4.3 LITER. 5.0 & 5.7 LITER. 5.7 liter. 6 cylinder. 6.2 LITER DIESEL. 6.5 LITER DIESEL. 7.4 LITER.
Engine Coolant Expansion Tank - Repair or Replace
A failed expansion tank can cause the cooling system in your Buick Century to leak antifreeze, or it can cause your engine to overheat. If you're losing coolant, contact our service department to avoid engine damage.