Your heater core, which is under the dash is supplied by coolant from the engine. If it is leaking, or the hoses to it are leaking, it could end up on your carpet. Also, if the drain for the A/C evaporator is clogged, you would have a similar result. This sometimes happens after getting a car undercoated.
"Does the top or bottom heater hose from the firewall go to the water pump on a 1991 Dodge Dakota V6?" The top heater hose from the firewall goes to the water pump and the bottom hose from the firewall goes to the top of the block where the temperature thermostat housing is located.
Need to replace the water pump.
That hose goes to your heater core, follow the hose to passenger side of the firewall.
"Cleaned it out"? The evaporator box or the drain hose? Sometimes algae will grow in the box and plug the drain hose. Quick way to check is to use an air hose and blow up in the hose where it comes through the firewall. If you had the box out, did you kink the hose putting it back in?
Both of the heater hoses come from the firewall. One runs from the firewall to the water pump, this is the outlet hose. The other hose runs from the firewall to the top of the engine, this is the inlet hose.
Look at the firewall in the back of your engine compartment. You will see two water hoses come out . Unscrew and pull off both hoses. Get a garden hose and cut off metal fitting. Twist on garden hose on one of the pipes sticking out of the firewall. Run hose water through it for 5 minutes. Then repeat on other pipe .
check the air conditioner hose.
If you use water or garden hoses, then identifying a leaky hose is not difficult. All you have to do is seal the output end of the hose with a sprayer or cap and turn on the water. You will usually find the leaks as you will see water spraying out somewhere in the middle of the hose. Repairing a leaky hose is not too difficult. You can duct tape or electrical tape to seal the leaking parts of the hose. Please not that this a temporary solution and you should probably purchase a new hose if your does spring leaks.
if it has one it is in heater hose at firewall if it has one it is in heater hose at firewall
on the firewall, there are 2
Tighten the clamp on that hose. If it still leaks, remove the hose and inspect it. It may need replacing. Now if you are saying there is coolant leaking from the top hole on the water pump itself, replace the water pump, as it is defective.
vaporapid new hose needed for 1102
If its the little "elbow" that comes out of the fire wall on the engine side then it means the heatercore is leaking. This is a drain hose for the ac and if the heater core leaks it drains thru this tube
Check the float valve, all connections, and for holes [leaks in the water reservoir]. Another possibility is that the distribution tube[s] are poorly adjusted so that some water is sprayed through the netting, and/or the hose from the pump has a hole from which the water is spraying through the netting.j3h.
lower firewall hose connections
It is an engine oil coolant hose. It runs to the oil cooler, which is a dual processing unit. Oil flows through one side, and antifreezeengine coolant flows through the other.. The hose you are talking about carried antifreeze to the cooler, and then to the engine. My car has a 4" long hose 1/4" ID in that location and it is a drain for coolant leaks in the heater core [like a tiny radiator].
The heater inlet hose on a Hyundai Accent is in the back of the engine compartment. It goes through the firewall to the heater core.
It sounds like a loose hose clamp or hose leak but it could be your rad. it self. leaking
The two common causes for a toilet tank hose leak are the threads and the hose itself. Turn the water off, unscrew the hose, and wrap the threads with Teflon tape available at any hardware store. Reconnect the hose and turn the water back on. It it still leaks, consider replacing the hose as it may have a hole in it.
First you have to find where the water is coming in. Have a friend use a water hose around the windshield, cowling, etc. while you check inside for leaks. Water could be coming through the firewall around gaskets as well. Be careful to not soak any electrical components if squirting water under the hood. After finding the leak then you can decide the best course of action to stop it.
It's located at the edge of the trough on both corners on the outside of the firewall. It's a long line along the lines of the coolant leaks.
There may not be visible leaks, however, that does not mean that there is not a leak. A mechanic will need to run dye through the hose to determine where it is leaking.
The hose that leads to the water pump area is the return.
The heater inlet hose is on the firewall. On the 2002 Silverado it is close to the bottom of the firewall on the passenger side.