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garfield

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This is not for a Chevelle, this is for a 1996 Ford Taurus. The heating in this car for some reason is very weak.Usually when I've had this proble with other cars, I was a sign that the radiator didn't have enough water in it. I've checked the water level and it seems to be fine. What can I do to solve this problem?
 
What does the temp show for operating temp?
if it seems to be running a little cool or takes a long time to warm up possibly your thermostat is stuck open. It could also possibly be too cold of a setting for you particular application for the colder months. I am trying an experiment out on my IROC right now. I had no Tstat and the heater didn't work. Put in a 180 and it seemed to be a tad bit warmer. Stuck in a 195 (factory spec) and now the op temp is good but I still have minimal heat. Next step I am going to try is a a system flush. Hope this gives you an idea on where to start.
 
Take a look at the temperature of the heater hoses. If the supply is very hot and the return side is very cold, you may have a flow restriction. This might be a clogged heater core. Reverse flushing would be a cheap fix.
 
Since you say this is a Taurus if figue it's got A/C.

Replace the t/stat with a 195deg and see how that does.

If heat is still cool then if you have ac look for the heater control valve (keeps hot water out of the heater box when the A/C is on)to ensue the vacuum line that actuates it is not loose,cracked,or has completely fallen off. The heater control valve is usually located in 1 of the heater hoses or it's attached to the intake manifold and a heater hose is attached to it on the other end.

If the vacuum line to the heater control valve is ok then the valve is possibly bad which may not be opening thus no hot water could pass through your heater core for heat in the car.

The heater core could simply be dirty/plugged up and need to be flushed out. This could definately be the case in an older car with a cooling system that has not been maintained properly and or has had a load of stop leak dumped into it in the past.

Also,maybe the vacuum signal from the heater switch in the dash is not working which opens the heater control valve when heat is called for allowing the hot coolent to pass through the heater core.

Or maybe since this is a Ford it goe's SOOOOOOOOOO fast all the air speeding past the radiator is super cooling it. (HA,HA,HA)

Scott
 
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