What should I do if my Ford Explorer heater is not working?

Ford’s answer is the replace the entire heater box. That’ll mean removing the dash, discharging the A/C and replacing the entire module. Figure about $1,500 for that. Or, you can buy a blend door replacement kit from Dorman. The dorman part is 902-202. It fits the following applications:

Why is my Acura MDX heater not working?

At the simplest level, there are two main reasons why the heater is not working. If it’s not coming on at all, it’s usually either the blower motor or some other wiring issue. If the heat is blowing, but blowing cold, it has something to do with the coolant getting to the heater core, or the heater core itself.

Why is my Chevy Impala heater not working?

If you have a heater core that clogged, it’s not going to be able to pass coolant through. Without the warm coolant going through it, there can be no heat. A bad heater core can also leak, so watch out for that. Feel your passenger floorboard to see if it’s wet. Heater core’s are typically pretty affordable.

Why is the heater not working on my Buick Enclave?

Not having a functioning heater makes driving much less comfortable, and can be a sign of certain issues. At the simplest level, there are two main reasons why the heater is not working. If it’s not coming on at all, it’s usually either the blower motor or some other wiring issue.

Why is my Ford Explorer heater not working?

What are common reasons my Ford Explorer has heater problems? While there are a variety of reasons your Ford Explorer heater is not working, the most common 3 are a broken heater blower motor, a problem with the thermostat, or a failed heater blower motor resistor.

What are common reasons my Ford Explorer has air conditioning problems?

What are common reasons my Ford Explorer has air conditioning problems? While there are a variety of reasons your Ford Explorer air conditioning won’t work, the most common 3 are a refrigerant leak, an electrical climate control issue, or a problem with the air conditioning compressor.

What are the symptoms of a Ford Explorer overheating?

Your Explorer will be equipped with a temperature warning light and/or a temperature gauge. The most common symptom of overheating is the temperature light coming on. If this light does come on, make sure that you get off the road quickly and safely. Driving while overheating can cause long term engine damage. 2. White Smoke

Why is my Ford Explorer overheating so much?

If your radiator overflow is full (and you radiator fan is kicking on), it is very likely that a bad thermostat or bad water pump are causing your Explorer to overheat. Of these two, the thermostat fails more often than the water pump. It’s also much more affordable and easier to get to.

What happens if a heater core goes bad?

The heater core itself can go bad. Over time, they are known to clog and fail. If you have a heater core that clogged, it’s not going to be able to pass coolant through. Without the warm coolant going through it, there can be no heat. A bad heater core can also leak, so watch out for that.

Why is my car heater not blowing warm air?

If your car is not blowing warm air into the cabin and the coolant level is fine, then you could have an issue with your heater core. If you suspect that something is amiss with your car’s heater core, watch for these signs:

How can I tell if my car heater is not working?

Common signs include the heater not working, coolant leaking from under the engine, and no voltage across the heater control valve. 1. Heater doesn’t work 2. Leaking coolant 3. Erratic heater behavior Average rating from 129,829 customers who received a Vehicle Engine Cooling Inspection.

Why is my Ford Fusion heater stuck on hottest setting?

First the actuator controlling the vent settings quit, leaving defrost as the only setting that worked. Then the clicking got louder and then the heater quit in December. After much searching on the internet, we found a way to set the actuator on hot. This problem seems amazingly common and has been for years. Why hasn’t Ford fixed this?

What kind of air conditioning does Ford Explorer have?

2001 Ford Explorer Manual Air Conditioning; w/Floor Console Blower 2001 Mercury Mountaineer Manual Air Conditioning; w/Floor Console Blower 2000 Mercury Mountaineer Manual Air Conditioning; w/Floor Console Blower 1999 Mercury Mountaineer Manual Air Conditioning; w/Floor Console Blower

How can I Fix my Ford no heat heater?

Jumper the motor connections at the actuator with fused battery voltage to move the motor. Test for + and – on each actuator connector coming from the HVAC controller. If you see those voltages when commanding a temperature change that confirms the controller is working properly.

How does the cooling system work on a Ford Explorer?

Your Explorer’s cooling system works by cycling the engine coolant from the engine through the radiator. The water pump pushes the water through the entire system. The thermostat opens up once the engine reaches operating temperature and allows coolant in. If any part of this system fails, your Explorer will eventually overheat.

What to do if your Ford Explorer heater is not working?

If your Explorer has a built in temperature gauge, take a look at it and see if it is in the spot it is normally in after a bit of driving. If it looks like it is colder than normal, that’s a pretty good indication that there is something wrong with the thermostat.

Why is my water heater not working on my Chevy Silverado?

If the neither hose has any heat, you may have air in the cooling system, low fluid, or low pressure. If you look at your temperature gauge, and the engine is running hotter than normal, but there is not heat coming from the heater you may be having issues with the water pump. Try taking the vehicle out of gear and revving the engine a little.

What causes a car heater to have no heat?

Low coolant will result in low heat or no heat. If low, add coolant. Next, check the hoses to the heater core when the engine is hot. Both the incoming and outgoing hoses should be HOT. If one hose is hot and the other cold, you’ve got a clogged heater core, a restriction in the system or air in the system.

What should I do if my car heater is not working?

A little test you can do is leave the can running, stationary at home and take a look at your temperature gauge that should be in your dash. Once you see it get to the middle turn on your heaters and see if you’re getting heat. If you are getting heat, your thermostat needs changing.

Why does my car heater keep losing water?

An engine that keeps losing water is a big problem, and not just because low water levels will keep your heater from putting out enough heat. A car that is not getting coolant will heat up and damage itself permanently. If it leaks water, you need to find the source.

How much does a Ford Explorer heat blend actuator cost?

This is a 02 Ford Explorer that has a broken and worn heat blend door actuator. The labor at a dealership with parts is approx $700-800 if you take it to the pros, The cost of the part is approx $65.00 if you want to do it yourself, or you can give this a try and save even more.

What to do if your Ford Fusion heater is not working?

When the blower motor resistor fails, the air conditioner and heater may still work, but air may blow from the vents at only some of the fan speed settings. If the resistor isn…

Can a heater be removed from a blend door?

If the door is stuck the heater plenum with need to be removed and the problem resolved before installing the new unit. To test the blend door operation and too double check that you are changing the correct actuator motor turn the blower motor on and work the door in each way. You will be able to feel the air change temperature or vent level.

What causes a blend door to stop working?

A problem with the blend door actuator motor, in which case you must replace the actuator or, A problem with a binding or stuck blend door. the blend door by hand. If it moves freely, you’ve eliminated the blend door itself as the cause.

How does the blend door work on a Ford?

It opens and closes the blend door to provide the requested air temperature. The blend door actuator is controlled by the HVAC controller. The controller provides + and – voltage to the blend door motor and reverses the voltage to move the motor in the opposite direction.

Is there a problem with my Ford Explorer heater?

There is a very common problem regarding the heater blend door. One very detailed possible fix is at http://www.blenddoorfix.netfirms.com/. I guess this means that the valve in the line to the heater core is supposed to be full open except when the climate system is off, or when it is in Max A/C mode.

How does the Ford Explorer air conditioner work?

This lever presses down on a vacuum switch which controls a valve under the hood which shuts off coolant flow through the heater core. The idea is that when the blend door is in the full down position (max AC), the lever pushes a button that shuts off heat to the heater core. This maximizes AC efficiency.

Why is the a / C not working on my 2002 Ford Explorer?

Adding insult to injury, the 2002-2005 Explorer also has a massive problem with the rear panel cracking. While it’s a minor annoyance compared to transmission failure, ironically the crack usually goes right through the Ford logo. Common A/C Issue With 4.6L Motor In 2002-05 Explorers – Check out my write up on the Explorer Forum.

Where is the heater control valve on a Ford Explorer?

The heater control valve is located against the fire wall on the passanger side. It is an inline diaphram devise that controls the flow of water into the heater via of a vacuum. My blend door is working fine, the issue I have is lack of vacuum to the valve.

Is there a Ford heater hose under intake replacement?

– YouTube FORD 4.6 , 5.4 , 6.8, HEATER HOSE UNDER INTAKE REPLACEMENT THE EASY WAY !!! If playback doesn’t begin shortly, try restarting your device.

Where is the actuator on a Ford Explorer?

On the 02- the blend door is on a vertical axis and the actuator motor is found on top of the heater box. On the 03+ the door is on a horizontal axis that spans parallel to the dash across the center of the console.

Why is my Ford Explorer air conditioner not cold?

Most of the time, when your Explorer’s air isn’t blowing cold enough, it is going to be a lack of refrigerant causing the problem. We recommend having a professional recharge your A/C if it does end up being a coolant issue.

Why is my a / C not working in my explorer?

If your compressor has suddenly stopped working and you have the 4.6L motor, it is likely a broken wire near the oil filter drain. It is a poor design and the drain rubs its way through the power wire to your A/C compressor clutch. Every 4.6L will have this problem.

What are the problems with a 2002 Ford Explorer?

Another common problem for the 2002-2003 Explorer is wheel bearing failure at around 90k miles, with a typical repair bill of $500 to $1000 depending on how many wheel bearings failed. Adding insult to injury, the 2002-2005 Explorer also has a massive problem with the rear panel cracking.

Why is the blower motor not working on my Ford Explorer?

If continuity is not present where indicated in the test steps above and this lack of continuity coincides with the blower fan speed that’s not working on your Ford Explorer then you’ve found the cause of the problem. Replace the blower switch in the A/C-Heater control panel with a new one to solve the problem.

Why is my Ford Explorer Sport Trac not working?

Learn if it’s a simple fix or time to seek out a trusted technician. Not your vehicle? Why Isn’t My A/C Working? What are common reasons my Ford Explorer Sport Trac has air conditioning problems?

What to do if your heater is too hot?

If the floor outlet air temperature is too low, Both of the heater hoses should be hot to the touch. The coolant return heater hose should be slightly cooler than the coolant supply heater hose. If the return hose is much cooler than the supply hose, locate and repair the engine coolant flow obstruction in the cooling system.

Why does my a / C heater blow out cold air?

If the heater outlet air temperature cannot be adjusted with the temperature control knob on the A/C Heater control panel, the following could require service: The A/C Heater control. The blend door actuator. The blend door. Improper engine coolant temperature. I have the same issue as mcebbie. This also applies to the AC in the summer.

How can I tell if my coolant return heater is too hot?

Using a test thermometer, check the temperature of the air being discharged at the HVAC housing floor outlets. If the floor outlet air temperature is too low, Both of the heater hoses should be hot to the touch. The coolant return heater hose should be slightly cooler than the coolant supply heater hose.

Are there any problems with the 2003 Ford Explorer?

The 2003 Ford Explorer has 3204 problems & defects reported by Explorer owners. The worst complaints are body / paint, transmission, and wheels / hubs problems.

What causes coolant to leak out of a heater?

Over time the heater control valve can wear out and crack, which will cause coolant to leak from the valve. Heater control valves can also leak from excessive corrosion from contact with old or contaminated engine coolant.

What happens when a heater control valve goes bad?

The heater may produce hot air, but only at certain times, such as at idle, and the hot air may come and go. A faulty heater control valve may also cause the temperature gauge to behave erratically, rapidly climbing and falling, which will make it difficult to determine the temperature of the engine.

Are there any problems with the Ford Explorer?

Assuming that your Explorer is RHD, the configuration of the replacement door has to be the mirror image of the LHD version. The problem is the same with all models of the Explorer, but the solution is different dependent on the drive configuration.

How to fix a Ford Explorer air conditioner?

Then he looks for a specific lever door to the left of the box and pushes the door closed. This can be found by “touch” mostly, looking for a tab to push forward. Then put the glove box back and REMEMBER not to touch the middle temperature guarge until you want cool air. If anyone moves the middle dial, it will start knocking again.

Are there any problems with the 2005 Ford Explorer?

CarComplaints.com Notes: The 2002-2005 Explorer has a very well-established record of expensive transmission failure at under 100k miles. The Explorer has an enclosed transmission which is typically replaced with a rebuilt transmission at a cost of almost $3,000. Read more »

Is there a recall on the Ford Explorer?

IS THERE A RECALL ON THIS. IT SHOULD BE WHEN EVERYONE SEEMS TO HAVE THE SAME ISSUE. NO MORE FORD PURCHASES OF ANYKIND FOR ME. The blend door actuator motor went bad, as well as the gears on the door itself. Bad design by Ford, for it has such weak teeth on both the door and actuator motor.

How does a Ford Explorer heater treater kit work?

The Heater Treater Kit does the following: Replaces the plastic blend doors and axle with steel components. All work is done through the glove box opening and no disassembly of the dash or evacuation of the AC system is required. Tools required are a screw driver, pair of pliers, and a Dremel tool (purchased at any Target or hardware store).

Why did my a / C fail on my Ford Explorer?

Failure of your heat and/or A/C in your Ford Explorer is due to the failure of your blend door. Heater Treater replaces the cheap, plastic blend door with steel.

What should I do if my Ford Explorer heater is not working?