Peugeot 306 Heater problem - nutman
I have a Peugeot 306 and am having a problem with the heater as it will only blow cold air. I've flushed out the system, fitted a new thermostat. All control cables are as they should be. Not sure about the resistor as I'm not sure what it does. Any ideas???

Peugeot 306 Heater problem - chirpy
the resistor controls the fan speed. try back flushing thr heater matrix if that dont cure it a new matrix is needed