Is the heater core hose too hot to handle?
Is the heater core hose too hot to handle?
WARNING: The heater core inlet hose will become too hot to handle if the system is working correctly. Check to see that the engine coolant is at the proper level. Start the engine and turn on the heater. When the engine coolant reaches operating temperature, feel the heater core outlet hose to see if it is hot. the heater core may be plugged.
How can I tell if my car heater is not working?
THe vent doors that change the system from heat to AC are actuated by vacuum. Check for hoses that are disconnected or damaged under the dash. WIth the engine running, you may hear a hissing sound. helpful? I have a 2000 Ford Expedition that the heat does not work.
What to do if your car has no heat?
Q: No heat. Replaced coolant and replaced thermostat. Car is still overheating and has no heat. Only cold air comes out. New thermostat and no coolant in the radiator and reserve. Car still overheats and no heat. Only cold air comes out. My car has 105000 miles. My car has an automatic transmission.
Is the heater on my Ford F150 working?
The heater does not discharge any heat at all. I have read other postings and found different problems could be associated with it. I have checked the coolant level and it is find. The temperature appears to be in the normal range and does not fluctuate after reaching normal temperature.
Why is the outlet Hot when flushing the heater core?
The OP states he has good flow when trying to flush the core yet when the truck is operating the inlet hose is hot and the outlet is cool. That certainly points to a restricted heater core. If the heater core was plugged but the coolant was able to circulate around it without exchanging any heat then the outlet hose would still be hot.
Where is the heater core located on a 2000 Ford Expedition?
It is located near the heater core under the dash. However, I need you to check something. With the engine running, hot, and the heater on high, feel both heater core hoses. Both should be hot. Let me know what you find. helpful? I have a 2000 ford expedition that has had no heat for the last two years. I tried thermostats
How does the heater on a Ford F150 work?
F150 No Heat: How the Heater Works. At the simplest level possible, the heater works by passing hot coolant from the engine into a tiny radiator called the heater core. At this point, the blower motor blows air across the it and the newly heated air blows on to the driver and passengers.
Is the inlet hose to the heater core hot?
I even drianed the entire system and evacutated all the air out of the system and put a vaccum under and filled the system back up still nothing. The inlet hose to the heater core is very hot it comes out of the front of the engine but the out let hose is warm no where close to hot.
What to do if your Ford F150 has no heat?
You can access the blend door motor by removing the trim in the center of the dash, just above the carpet. With a flashlight you should be able to see the blend door shaft move when changing the temp setting. If the shaft moves but no change in heat, the door may be broken.
The OP states he has good flow when trying to flush the core yet when the truck is operating the inlet hose is hot and the outlet is cool. That certainly points to a restricted heater core. If the heater core was plugged but the coolant was able to circulate around it without exchanging any heat then the outlet hose would still be hot.
