2010 Dodge Grand Caravan Cargo Owner Manual - Page 452

MAINTAINING YOUR VEHICLE 451 Adding Coolant • Use only high purity water such as distilled or deionYour vehicle has been built with an improved engine ized water when mixing the water/engine coolant coolant (antifreeze) that allows extended maintenance (antifreeze) solution. The use of lower quality water intervals. This engine coolant (antifreeze) can be used up will reduce the amount of corrosion protection in the to five years or 102,000 miles (170 000 km) before replaceengine cooling system. ment. To prevent reducing this extended maintenance Please note that it is the owner's responsibility to mainperiod, it is important that you use the same engine tain the proper level of protection against freezing accoolant (antifreeze) throughout the life of your vehicle. cording to the temperatures occurring in the area where Please review these recommendations for using Hybrid the vehicle is operated. Organic Additive Technology (HOAT) engine coolant NOTE: Mixing engine coolant (antifreeze) types will (antifreeze). When adding engine coolant (antifreeze): decrease the life of the engine coolant (antifreeze) and • The manufacturer recommends using MOPAR௡ will require more frequent coolant changes. Antifreeze/Coolant 5 Year/100,000 Mile Formula HOAT Cooling System Pressure Cap (Hybrid Organic Additive Technology) or equivalent. The cap must be fully tightened to prevent the loss of • Mix a minimum solution of 50% HOAT engine coolant engine coolant (antifreeze), and to ensure that engine and distilled water. Use higher concentrations (not to coolant (antifreeze) will return to the radiator from the exceed 70%) if temperatures below Ϫ34°F (Ϫ37°C) are coolant recovery bottle. anticipated. 7