low coolant bad thermostat bad water control valve (if equipted) vacuum contol door not working broken cable at switching unit at dash
problem will be in heat control switch in dashboard
heat producing
Check the valve that lets the heated coolant circulate to the rear heater core. You will not have any rear heat without the fluid circulating.
to boil the water
sun
What to do if you have a problem with the brakes on the Town and Country van
Armin Van Buuren named his daughter after his producing alias: Gaia
You rear heat will only work if your front heat is on heat and feet. If it is on vent at the front of the van it will not heat the rear of the van. Not sure why but that is how ford designed it.
sun
Producing heat is caused by a chemical process which results in physical changes. The cause is chemical. The effect is physical. :) :D
Dame Van Winkle
heat works in back not in front front blows hot for a few mins then cold