Buy 2011 Hyundai Sonata SE Sedan Engine Coolant Reservoir Cap (Right, Rear). 2.0L. 2.4 LITER. 3.8 LITER EXPANSION, LITER, TANK - OEM Hyundai Part # 254413M000 (254403S000, 25441 3M000, 25441-3M000)

Cap. Reservoir. Radiator.
A cover that prevents foreign debris from entering the container. Assembly -. Engine Coolant. Included with: Reservoir, Reservoir Assembly.

Engine Coolant Reservoir Cap

Fits Equus, Genesis, Genesis Coupe, Sonata

2.0L. 2.4 LITER. 3.8 LITER. 4.6 & 5.0 LITER. EXPANSION TANK CAP; Equus. EXPANSION TANK CAP; Genesis Coupe. Genesis.
Engine Coolant Expansion Tank - Repair or Replace
A failed expansion tank can cause the cooling system in your 2011 Hyundai Sonata to leak antifreeze, or it can cause your engine to overheat. If you're losing coolant, contact our service department to avoid engine damage.