2015 Ford Expedition Heater Not Working: Here’s How to Fix It

Do you own a 2015 Ford Expedition and your heater isn’t working You’re not alone. This is a common problem with this model of vehicle. But don’t worry, there is a fix. In this guide, I will walk you through the steps to troubleshoot the issue and get your heater working again. So if you’re ready to put an end to the cold, let’s get started!

Reasons Why 2015 Ford Expedition Heater Not Working

Here are the reasons:

Bad blower motor

The blower motor is responsible for circulating air through the heater core and into the cabin. If the blower motor is not working, the heater will not blow hot air.

Faulty blend door actuator

The blend door actuator controls the position of the blend door, which directs air from the heater core to the passenger compartment. If the blend door actuator is not working properly, the heater may not blow hot air or may blow cold air even when the temperature is set to hot.

Clogged heater core

The heater core is a small radiator that heats the air that is blown into the cabin. If the heater core is clogged, it will not be able to heat the air properly.

Low coolant level

The coolant in the engine helps to transfer heat from the engine to the heater core. If the coolant level is low, the heater core will not be able to heat the air properly.

Faulty thermostat

The thermostat controls the flow of coolant through the engine. If the thermostat is stuck open, the coolant will not flow through the heater core and the heater will not work.

How to Troubleshoot: 2015 Ford Expedition Heater Not Working

Symptoms of a 2015 Ford Expedition Heater Not Working

There are a few different symptoms that you may experience if your 2015 Ford Expedition heater is not working properly. These include:

The heater does not blow hot air
The heater blows cold air
The heater only blows hot air on one side of the vehicle
The heater makes a strange noise
The heater smells like burning plastic or rubber

Causes of a 2015 Ford Expedition Heater Not Working

There are a number of different things that could cause your 2015 Ford Expedition heater to stop working. These include:

A faulty thermostat
A faulty blower motor
A faulty blend door actuator
A clogged heater core
A leak in the heater hoses
A problem with the control panel

How to Troubleshoot a 2015 Ford Expedition Heater Not Working

If your 2015 Ford Expedition heater is not working, you can troubleshoot the problem yourself using the following steps:

1. Check the thermostat:
The thermostat is a valve that controls the flow of coolant through the heater core. If the thermostat is stuck closed, it will prevent coolant from flowing through the heater core, which will result in no heat. To check the thermostat, you will need to remove it from the engine and test it with a thermometer. If the thermostat is stuck closed, you will need to replace it.

2. Check the blower motor:
The blower motor is responsible for blowing air through the heater core. If the blower motor is not working, it will not be able to blow hot air into the cabin. To check the blower motor, you will need to disconnect the electrical connector and test it with a multimeter. If the blower motor is not working, you will need to replace it.3. Check the blend door actuator:
The blend door actuator is responsible for controlling the airflow through the heater core. If the blend door actuator is not working properly, it may not be able to direct the air through the heater core, which will result in no heat. To check the blend door actuator, you will need to remove it from the vehicle and test it with a multimeter. If the blend door actuator is not working, you will need to replace it.

4. Check the heater core:
The heater core is a radiator that is located in the passenger compartment. It is responsible for heating the air that is blown through it by the blower motor. If the heater core is clogged, it will not be able to heat the air properly, which will result in no heat. To check the heater core, you will need to remove it from the vehicle and flush it with water. If the heater core is clogged, you will need to replace it.

5. Check the heater hoses:
The heater hoses are responsible for carrying coolant from the engine to the heater core. If the heater hoses are leaking, coolant will leak out of the system and will not be able to reach the heater core. To check the heater hoses, you will need to inspect them for leaks. If the heater hoses are leaking, you will need to replace them.

6. Check the control panel:
The control panel is responsible for controlling the temperature of the air that is blown through the heater core. If the control panel is not working properly, it may not be able to send the correct signal to the blower motor or blend door actuator, which will result in no heat. To check the control panel, you will need to disconnect the electrical connector and test it with a multimeter. If the control panel is not working, you will need to replace it.

How to Fix a 2015 Ford Expedition Heater Not Working

Once you have diagnosed the problem with your 2015 Ford Expedition heater, you can fix it by following the steps below:

1. Replace the thermostat:
If the thermostat is stuck closed, you will need to replace it. To do this, you will need to remove the old thermostat and install the new one.

2. Replace the blower motor:
If the blower motor is not working, you will need to replace it. To do this, you will need to remove the old blower motor and install the new one.3. Replace the blend door actuator:
If the blend door actuator is not working properly, you will need to replace it. To do this, you will need to remove the old blend door actuator and install the new one.

4. Flush the heater core:

Also Read: 2015 Ford Expedition Remote Start Not Working

2015 Ford Expedition Heater Not Working FAQs

Why is my 2015 Ford Expedition heater not working?

There are a few possible reasons why your 2015 Ford Expedition heater may not be working. Here are some of the most common causes:

A faulty thermostat: The thermostat is responsible for regulating the temperature of the coolant in your engine. If the thermostat is stuck open or closed, it can prevent the coolant from flowing through the heater core, which will cause the heater to not work.

A faulty heater core: The heater core is a radiator that is located in the passenger compartment of your vehicle. It is responsible for transferring heat from the coolant to the air that flows through the vents. If the heater core is clogged or damaged, it will not be able to transfer heat effectively, which will cause the heater to not work.

A faulty blend door actuator: The blend door actuator is a motor that controls the position of the blend door, which directs air from the heater core to the vents. If the blend door actuator is faulty, it may not be able to properly position the blend door, which will cause the heater to not work.

A faulty blower motor: The blower motor is responsible for blowing air through the heater core and out the vents. If the blower motor is faulty, it will not be able to provide enough airflow to heat the cabin of your vehicle.

How do I fix my 2015 Ford Expedition heater?

The steps you need to take to fix your 2015 Ford Expedition heater will depend on the specific cause of the problem. Here are the general steps involved in diagnosing and fixing a faulty heater:

1. Check the coolant level: The first thing you should do is check the coolant level in your engine. If the coolant level is low, you will need to add coolant to the system.
2. Check the thermostat: The next step is to check the thermostat. You can do this by removing the thermostat from the engine and testing it in a pot of boiling water. If the thermostat does not open when the water reaches 195 degrees Fahrenheit, it will need to be replaced.
3. Check the heater core: The next step is to check the heater core. You can do this by removing the heater core from the vehicle and flushing it with water. If the heater core is clogged or damaged, it will need to be replaced.
4. Check the blend door actuator: The next step is to check the blend door actuator. You can do this by removing the actuator from the vehicle and testing it with a voltmeter. If the actuator does not receive power or does not move properly, it will need to be replaced.
5. Check the blower motor: The final step is to check the blower motor. You can do this by removing the blower motor from the vehicle and testing it with a voltmeter. If the blower motor does not receive power or does not rotate properly, it will need to be replaced.

How much does it cost to fix a 2015 Ford Expedition heater?

The cost of fixing a 2015 Ford Expedition heater will vary depending on the specific cause of the problem. The average cost to replace a thermostat is between $100 and $200. The average cost to replace a heater core is between $200 and $400. The average cost to replace a blend door actuator is between $100 and $200. The average cost to replace a blower motor is between $100 and $200.

How long does it take to fix a 2015 Ford Expedition heater?

The amount of time it takes to fix a 2015 Ford Expedition heater will vary depending on the specific cause of the problem. The average time to replace a thermostat is between 1 and 2 hours. The average time to replace a heater core is between 2 and 4 hours. The average time to replace a blend door actuator is between 1 and 2 hours. The average time to replace a blower motor is between 1 and 2 hours.

Can I drive my 2015 Ford Expedition with a faulty heater?

It is not recommended to drive your 2015 Ford Expedition with a faulty heater. A faulty heater can cause the cabin of your vehicle to become cold, which can be dangerous in cold weather. Additionally, a faulty heater can damage other components in your vehicle, such as the radiator and the air conditioning system.