2011 Hyundai Tucson Owner's Manual - Page 310

Maintenance For mixture percentage, refer to the following table. Mixture Percentage (volume) Ambient Temperature Antifreeze 5°F (-15°C) -13°F (-25°C) -31°F (-35°C) -49°F (-45°C) 35 40 50 60 Water 65 60 50 40 OLM079007 Changing the coolant Have coolant changed by an authorized HYUNDAI dealer according to the Maintenance Schedule at the beginning of this section. CAUTION Put a thick cloth around the radiator cap before refilling the coolant in order to prevent the coolant from overflowing into engine parts such as the generator. WARNING - Radiator cap Do not remove the radiator cap when the engine and radiator are hot. Scalding hot coolant and steam may blow out under pressure causing serious injury. WARNING - Coolant • Do not use radiator coolant or antifreeze in the washer fluid reservoir. • Radiator coolant can severely obscure visibility when sprayed on the windshield and may cause loss of vehicle control or damage to paint and body trim. 7 24