Buy 2002 Hyundai Sonata Engine Coolant Reservoir. Engine Coolant Expansion Tank - Repair or Replace A Cause, Expansion, LITER - OEM Hyundai Part # 25431B1001 (25431 B1001, 25431-B1001)

Engine Coolant Reservoir. Reservoir Assembly - Radiator.
3.3 LITER. 5.0 LITER. A container that holds Engine Coolant. Included with: Reservoir, Reservoir Assembly.

Engine Coolant Reservoir

Engine Coolant Expansion Tank - Repair or Replace
A failed expansion tank can cause the cooling system in your 2002 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.