Ford KA Heater Matrix Problems

please help me and let me know which part to replace am sick of overcharging garages!! the heater blows only cold air no warm air even when engine has been running for hours

Heater blowing cold even after changing thermostat.Both heater pipes are hot at the rear of bulk going into heater unit.

Im only getting cold air blowing out in my car and seeing as we are going through an ice age at the minute its a bit chilly! I have changed the valve and the regulator as ive been told these are common faults. But still no joy. I don...

I have started getting a few problems with my car and Its got so that I am not confident driving it. I have had the temperature sensor changed recently when it was serviced. Like a few other people my car blows out hot air even when indic...

Hope someone has a clue what im about to ask as im not good at explaining . originally smoke was coming from the area around the ash tray . it smelt like something was melting then found driver side and back seat carpet was wet . from that ...