Change cooling fluid on 2005 Itasca Sonova with Ford V10
There is no radiator cap that I can see and the heater is higher than the any other part, how does the AIR get out of the front heater core when it is the above filler tank. I would like if somebody would explain the whole procedure from draining to refilling and getting the air out of the system. I installed new lines to bedroom heater a thought it would be a good time to replace all the coolant.
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