Do a preventative cooling system maintenance check at least once a year.

Thermostat check for proper opening and closing .

Visual inspection of all cooling system components, including belts and hoses a system power flush and refill with car manufacturer's recommended concentration of coolant.

Pressure test to identify any external leaks to the cooling system parts; including the radiator, water pump, engine coolant passages, radiator and heater hoses and heater core .

Pressure cap test to check for the recommended system pressure level .

An engine fan test for proper operation.  By performing regular checks, You can prevent problems, emergency repairs and/or replacements, effectively saving you time, trouble and money.