Shop 1985 Buick Century Engine Coolant Reservoir Cap. 2.4 LITER. 3.6 LITER. 3.7 LITER. 3.8 LITER. 4.7 LITER, Filler, Radiator - OEM Buick Part # 55056382AA (5174456AA)

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

Engine Coolant Reservoir Cap

2.4 LITER. 3.6 LITER. 3.7 LITER. 3.8 LITER. 4.7 LITER. 5.7 LITER. 6.1 LITER. 6.7 LITER TURBO DIESEL. Dakota. Grand Cherokee. Journey. Wrangler.
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.