with a garden hose. if there is a valve there, test it and make sure it's opening... and free flowing. and that both engine water ports are open too, from heater hose to engine. (yes, they pack up too
...hose is uncomfortably hot. If it gets that hot, then go to next step. Probability 2) The heater core flow is restricted, not allowing full flow of coolant into passenger compartment. There are 2 ...
...the following. Checking coolant circulation; After the engine has ran for 6 to 8 minutes, and the heater has been on for a few minutes, turn the engine off and very carefully reach behind the
...when engine warms up it wants to die. Changed thermostat but no difference could it be a plugged heater core? At the firewall, in the middle there are two heater hoses coming out of the heater. ...
...out. It might be a bad heat valve on the heater hose, the control to the valve may not be opening/closing it, there might be air in the hoses, the antifreeze level may be to low to supply the
...hose; to heater core. what i do is here. 1: engine hot? 2: are both above hoses hot, (no fail, yes, good.) here is a list of every heater failure possible. http://www.fixkick.com/AirCond/heater.html ...
...heater blows hot, start driving gauge goes to cold and so does heater Sounds like you have a bad thermostat. It can be found behind the hosing that attaches to the engine that the lower hose goes
...heater out of circuit completely. 2 Put a clamp on the "In" hose (this will be the hose connected to the engine at the front near the water pump). You can do this with a "C" clamp that you can buy at ...
heater hose diagram its in the FSM. and at alldata.com there are 2 hose. each to heater core, and to engine fittings you buy a car with no hoses?
and check your rear freeze plugs in the block under the exhaust manifold. Then look across the parting line of the headgasket in the back. It will be in there some where. Pray for a bad heater hose!!!
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