2010 Dodge Dakota Crew Cab Owner Manual - Page 372

MAINTAINING YOUR VEHICLE 371 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 engine coolant (antifreeze) equivalent. changes. • Mix a minimum solution of 50% HOAT engine coolant (antifreeze) and distilled water. Use higher concentra- Cooling System Pressure Cap tions (not to exceed 70%) if temperatures below -34° F The cap must be fully tightened to prevent the loss of engine coolant (antifreeze), and to ensure that the engine (-37° C) are anticipated. coolant (antifreeze) will return to the radiator from the • Use only high purity water such as distilled or deioncoolant recovery bottle. ized water when mixing the water/engine coolant (antifreeze) solution. The use of lower quality water The cap should be inspected and cleaned if there is any will reduce the amount of corrosion protection in the accumulation of foreign material on the sealing surfaces. engine cooling system. 7