2013 Chrysler Town & Country Owner Manual - Page 628

626 MAINTAINING YOUR VEHICLE humidity accumulating on the radiator and being vapor- • Maintain engine coolant (antifreeze) concentration at a ized when the thermostat opens, allowing hot engine minimum of 50% OAT coolant (conforming to MS-12106) coolant (antifreeze) to enter the radiator. and distilled water for proper corrosion protection of your engine which contains aluminum components. If an examination of your engine compartment shows no evidence of radiator or hose leaks, the vehicle may be • Make sure that the coolant expansion bottle overflow hoses are not kinked or obstructed. safely driven. The vapor will soon dissipate. • Do not overfill the coolant expansion bottle. • Keep the front of the radiator clean. If your vehicle is equipped with air conditioning, keep the front of the • Check the coolant freeze point in the radiator and condenser clean. in the coolant expansion bottle. If engine coolant (antifreeze) needs to be added, the contents of the • Do not change the thermostat for Summer or Winter coolant expansion bottle must also be protected operation. If replacement is ever necessary, install ONLY against freezing. the correct type thermostat. Other designs may result in unsatisfactory engine coolant (antifreeze) performance, • If frequent engine coolant (antifreeze) additions are poor gas mileage, and increased emissions. required, the cooling system should be pressure tested for leaks.