Can anyone describe (in detail) how to flush coolant/radiator system on 99 Ford Transit?
Will this clear any air locks to enable hot air to blow through heater?
You asked how to "flush" coolant which takes a little work but does a better job than simply draining the radiator.
Buy an inexpensive Peak or Prestone flushing T Kit and install it on the drain side of the heater core hose. This
