Can you tell me why i have no heat in my car. on 2003 Chrysler PT Cruiser

THE ac works fine.The fan works fine.WHEN you turn on heat it bowes but no hot air.

Asked by for the 2003 Chrysler PT Cruiser
Agree with greg. Also IF tempture gauge reads low, replace the thermostat.
1 more answer
ck coolant level to start with if thats ok poss vaccum issues at the control head or plugged heater hoses