2015 Jeep Grand Cherokee Owner Manual Supplement - Page 93

MAINTAINING YOUR VEHICLE 91 • Mix a minimum solution of 50% OAT engine coolant that meets the requirements of Chrysler Material StanYour vehicle has been built with an improved engine dard MS.90032 and distilled water. Use higher concencoolant (OAT coolant conforming to MS.90032) that allows trations (not to exceed 70%) if temperatures below extended maintenance intervals. This engine coolant (anti−34° F (−37° C) are anticipated. freeze) can be used up to ten years or 150,000 miles (240,000 km) before replacement. To prevent reducing this • Use only high purity water such as distilled or deionextended maintenance period, it is important that you use ized water when mixing the water/engine coolant the same engine coolant (OAT coolant conforming to (antifreeze) solution. The use of lower quality water MS.90032) throughout the life of your vehicle. will reduce the amount of corrosion protection in the engine cooling system. Please review these recommendations for using Organic Additive Technology (OAT) engine coolant (antifreeze) Please note that it is the owner's responsibility to mainthat meets the requirements of Chrysler Material Stan- tain the proper level of protection against freezing acdard MS.90032. When adding engine coolant (antifreeze): cording to the temperatures occurring in the area where • We recommend using MOPAR® Antifreeze/Coolant the vehicle is operated. Adding Coolant 10 Year/150,000 Mile Formula OAT (Organic Additive Technology) that meets the requirements of Chrysler Material Standard MS.90032. 5