T the fatkid New member Dec 12, 2010 #1 My heater only blows hot air when the fan is on low or medium heat. If the fan is on high it only blows cold air! I've flushed radiator, changed waterpump and thermostat and still have no results! HELP- cold in Michigan
My heater only blows hot air when the fan is on low or medium heat. If the fan is on high it only blows cold air! I've flushed radiator, changed waterpump and thermostat and still have no results! HELP- cold in Michigan