hi folks can someone please help me.my 1997 1.8 zetec mondeo has developed a problem with its heater,its blowing cold air only.I,ve replaced the thermostat and flushed the coolant system,the switch for changing from hot to cold
is working properly.I,m stuck can anyone help.
many thanks ERNIE

Check the cable that runs from the switch to the heater matrix. Could of snapped or come off at matrix end!