The relay is bad.
heater will not blow on a 1996 ford contour
if the heater does not blow out warm air change the setting.
Probably your thermostat
The heater does not blow air because it emits infrared rays that have heat molecules within them, thus releasing heat, not blowing it. A heater does not blow air becasue there is no moving air source within the heater. The heater emits infrered rays that cause heat to slowly flow out of the heater.
Your heater will blow cold air only.
Replace fuse #36 in the inside fusebox.See "Related Questions" below for more
Defective blower motor?
why doesnt my heater work on my1985 BMW
Check the thermostat or heater core
For a Windstar, a common problem is a failed temperature blend door motor - actuator. See "Related Questions" below
The front expansion valve is clogged.
I own a 1994 acura integra and the heater/air conditioning blower is not working, I can not defrost my windows and the heat does not blow. What is wrong and how can the problem be fixed.
Have it checked out. YYou may have controler problems. Try the blower motor More than likely, you have a bad heater core.
you need to replace your heater core
Leak in heater core. Replace core.
it wont blow heat itll blow cold air
The problem of a vaguely worded question....See "Related Questions" below for a range of possible relevant responses
either a bad fan switch or a bad blower motor. Take it to a trusted mechanic.
replace front heater corefront and rear have independent heater cores
To blow a Heater hose means for example popping a balloon, the balloon blew up.in other words the hose leaks and is no longer useful.
May be a defective thermostat or heater core
flush the heater core in both directions with water
heater core possibly plugged and leaking
Poor coolant circulation from a plugged up heater core. Try flushing the heater core and replacing the thermostat.
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