2010 Dodge Nitro Owner Manual - Page 421

420 MAINTAINING YOUR VEHICLE Please review these recommendations for using Hybrid Please note that it is the owner's responsibility to mainOrganic Additive Technology (HOAT) engine coolant tain the proper level of protection against freezing according to the temperatures occurring in the area where (antifreeze). When adding engine coolant (antifreeze): the vehicle is operated. • The manufacturer recommends using MOPAR௡ Antifreeze/Coolant 5 Year/100,000 Mile Formula NOTE: Mixing engine coolant (antifreeze) types will HOAT (Hybrid Organic Additive Technology) or decrease the life of the engine coolant (antifreeze) and will require more frequent coolant changes. equivalent. • Mix a minimum solution of 50% HOAT engine coolant and distilled water. Use higher concentrations (not to exceed 70%) if temperatures below Ϫ34°F (Ϫ37°C) are anticipated. Cooling System Pressure Cap The cap must be fully tightened to prevent the loss of engine coolant (antifreeze) and to ensure that the engine coolant (antifreeze) will return to the radiator from the coolant reserve tank. • Use only high purity water such as distilled or deionized water when mixing the water/engine coolant The cap should be inspected and cleaned if there is any (antifreeze) solution. The use of lower quality water accumulation of foreign material on the sealing surfaces. will reduce the amount of corrosion protection in the engine cooling system.