2013 Dodge Avenger Owner Manual - Page 451

MAINTAINING YOUR VEHICLE 449 The radiator normally remains completely full, so there is no need to remove the radiator cap unless checking for engine coolant (antifreeze) freeze point or replacing coolant. Advise your service attendant of this. As long as the engine operating temperature is satisfactory, the coolant bottle need only be checked once a month. When additional engine coolant (antifreeze) is needed to maintain the proper level, it should be added to the coolant bottle. Do not overfill. Points To Remember If an examination of your engine compartment shows no evidence of radiator or hose leaks, the vehicle may be safely driven. The vapor will soon dissipate. • Do not overfill the coolant expansion bottle. • Check the coolant freeze point in the radiator and in the coolant expansion bottle. If engine coolant (antifreeze) needs to be added, the contents of the coolant expansion bottle must also be protected against freezing. • If frequent engine coolant (antifreeze) additions are NOTE: When the vehicle is stopped after a few miles/ required, the cooling system should be pressure tested kilometers of operation, you may observe vapor coming 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 a minimum of 50% OAT coolant (conforming to humidity accumulating on the radiator and being vaporMS-12106) and distilled water for proper corrosion ized when the thermostat opens, allowing hot engine protection of your engine which contains aluminum coolant (antifreeze) to enter the radiator. components. 7