2012 Jeep Grand Cherokee Owner Manual - Page 604
2012 Jeep Grand Cherokee Manual
Page 604 highlights
602 MAINTAINING YOUR VEHICLE of this. As long as the engine operating temperature is • Do not overfill the coolant recovery bottle. satisfactory, the coolant bottle need only be checked once • Check engine coolant (antifreeze) freeze point in the a month. radiator and in the coolant recovery bottle. If engine coolant (antifreeze) needs to be added, contents of When additional engine coolant (antifreeze) is needed to coolant recovery bottle must also be protected against maintain the proper level, it should be added to the freezing. coolant bottle. Do not overfill. • If frequent engine coolant (antifreeze) additions are required, or if the level in the coolant recovery bottle NOTE: When the vehicle is stopped after a few miles does not drop when the engine cools, the cooling (kilometers) of operation, you may observe vapor coming system should be pressure tested for leaks. from the front of the engine compartment. This is normally a result of moisture from rain, snow, or high • Maintain engine coolant (antifreeze) concentration at 50% HOAT engine coolant (antifreeze) (minimum) humidity accumulating on the radiator and being vaporand distilled water for proper corrosion protection of ized when the thermostat opens, allowing hot engine your engine, which contains aluminum components. coolant (antifreeze) to enter the radiator. Points To Remember If an examination of your engine compartment shows no • Make sure that the radiator and coolant recovery bottle hoses are not kinked or obstructed. evidence of radiator or hose leaks, the vehicle may be safely driven. The vapor will soon dissipate.
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