Questions tagged [heater]

An assembly to generate heat inside the cab of a vehicle, frequently taking hot air off the engine block and sending it into the driver's compartment.

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2answers
87 views

Can running the heater with the A/C on damage your car?

I find that having the A/C on with the heater helps defog the car faster in the winter. Is it possible that doing this can damage the car?
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1answer
32 views

No heat extreme cold (Mini Cooper r60)

I bought a used Mini cooper countryman 3 years ago. Since I've owned it when the weather hits around -5 degrees F and I cold start the car, the heater won't work properly. The dash says it's slowly ...
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1answer
21 views

Can I get a HVAC diagram that shows vent locations and components for 2005 ford freestar

I have a 2005 ford freestar that has floor and ceiling vents in the back of the cab. I'm interested in installing a 3rd party external heater and would like to see the ventilation routings to ...
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0answers
18 views

Intermittent heater problems

I have a 2008 Mercedes Benz auto, 2148cc. The heating and a/c have been working fine for several years, until a few months ago. The initial problem was that the cold a/c switched itself off ...
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0answers
86 views

Why may heating gradually stop after some time driving (and doesn't work in passenger side at all)?

This is a somewhat strange problem. Heating (in driver side) seems to work normal - after somewhere between 15-25 mins. driving or so, it gradually stops working. The warming in passenger side doesn't ...
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0answers
26 views

Heater will blow warm air then go to cold

I have an 01 Ford f150 with the 5.4 Triton, my heater has worked good untill a few days ago, at operating temp the heater will blow hot air but if I change it from defrost to anything eles or turn it ...
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1answer
124 views

No heat, but fan and heater core are working

I have no cabin heat in my 1996 Volvo 850 even though the blower and heater core appear to be working. I have the air mix turned off, so no outside air should be coming in. Nevertheless, the system ...
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0answers
35 views

Heating issue on vehicle 2005 buick terraza

why does my vehicle only heats up while driving long distance but parked cool air comes and no overheating ,front heater cool but back heater is hot?
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2answers
98 views

Can you “warm up” an electric car in icy weather?

I'm in New England, and the latest snow/sleet/ice storm just left four inches. I did what I usually do with my two conventional gas cars: start them, move them to the street, clean off most of the ...
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1answer
57 views

Poor heat inside of car and loosing coolant from reservoir and radiator

2008 Subaru forester. I have to add coolant to reservoir every 50 miles or so. I get very little heat from inside the cars vents. I don't have any oil loss or any water in the oil. I have not been ...
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0answers
178 views

Toyota matrix heat/hvac heater blend door actuator

I have a toyota matrix 2005 xrs its blows full heat on the drivers side but cold on the passengers side sometimes just alittle heat will come on the passenger side thats when i drive for a bit also ...
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0answers
144 views

2008 Honda CRV can't change ventilation mode

Heater works great and A/C works great when I turn the hot or cold knob. Once I change blow mode to window defrost it stays there for several days even if I change the settings to other blow mode ...
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1answer
257 views

02 Nissan sentra 1.8 heater not working right?

I have a 02 Nissan sentra 1.8 heater is very weak even after it warms up I have cool heat not hot gauge always stays right in middle never over heats top radiator hose is hot and bottom hose cold same ...
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1answer
217 views

No heat when idle

I have a 2013 Dodge Grand Caravan. I had the heater core replaced recently and now I don't have heat on the right front passenger side. I have flush the line both front and back and ensured the ...
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0answers
38 views

Just had engine rebuilt, since that i had to replace fuel pump, now heater is blowing and no hot air. Could this be due to the rebuild done?

i just had an engine rebuild and since have had several minor but potentially expensive issues. Can a heater be affected by an engine rebuild? I picked it up 3 weeks ago and was informed that if my ...
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votes
1answer
235 views

How long will it take for my heat to work after refilling antifreeze?

Two days ago the heat in our 2011 Jeep Liberty was working fine. Yesterday my wife said the heat wasn't working, it was blowing air but it wasn't warm. I looked online and it was suggested that the ...
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1answer
237 views

2006 Pontiac Vibe Heating problems - Toyota engine

To start, I had my mechanic disconnect the compressor for my A/C about 6 months ago. He said my car would be fine without it. Now, with that being said, my heat suddenly stopped working properly. ...
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1answer
165 views

2007 Subaru Outback - Split AC/Heat passenger side not responsive

As stated I have a 2007 Subaru Outback, with the LL Bean package; no LED screen yet on this one. The AC/Heat has split controls, one for the passenger side and one for the driver. I've always kept ...
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0answers
35 views

No heat on high blower - 2006 Silverado

I have a 2006 Chevy Silverado 1500, 5.3l, and I'm having issues with my heat. With blower off at idle, hot air comes out of whatever vent or defroster I select. If I drive, the hot level goes down a ...
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1answer
44 views

Condensation on windows

I'll just start with you're going to feel like this is a vague question 2002 ford explorer xlt 6cyl 4.0 sohc I made a joke to my co-worker about my suv being 2 faced. It had condensation on the ...
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2answers
66 views

checking head gasket?

I have seen people turn on the heat inside the car before buying probably checking the head gasket or over heating of the engine? And some people press the coolant hose to check it. Can someone ...
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0answers
896 views

Peugeot 308 (2010).with heater problems. Only warm air from vents & foot well. Coolant leaking too but engine NOT over heating. No visible leaks

Car heater works but only blows warm-ish air on small vents and footwell blowers. Windscreen vents not blowing warm air like other vents and temp seems to drop or not even be there on windscreen vents....
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1answer
3k views

2008 Chevy Equinox: no heat in idle

My 2008 Equinox had not been getting heat in idle, but heat would come on when driving. There was also a strong coolant smell when heat was on. Recently, I was getting overheating messages on the dash,...
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1answer
45 views

my heat doesn't work iin my 98 Honda civic

My heat doesn't work in my 98 Honda civic. I just had the radiator and the fan motor replaced. I haven't had a chance to test it will this fix the problem?
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1answer
410 views

1991 F-250 vent always blows hot air

tl;dr;? see bold text I recently inherited an old 1991 Ford F-250. It seems to run well, only has 80,000 miles, but it has two main issues (I'll post a separate question about the other one). The ...
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3answers
1k views

How to remove the rear heater on an Econoline

So I'm currently in the process of gutting a 2005 E350 (a former wheelchair van with a raised roof) to turn it into a camper van. As part of this process, I went about removing the back heater. In ...
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0answers
19 views

2010 Dodge Caravan

When 2001 Dodge Dakota heater wouldn't work at all speeds I changed the blower motor resistor and all was well. Tried the same thing when 2010 Dodge Caravan heater was doing the same thing and it didn'...
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0answers
341 views

Engine is warm but interior blows cold air until Throttle is engaged? Blows hot till next cold start

We have a 2003 Toyota 4Runner with the V8. The temperature here has been below -20c many times so far this year. About a week ago my wife noticed that her 4runner is not warm inside when using her ...
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4answers
2k views

What is more economic to run? Pre-heater or the engine itself?

I am currently sitting far up in nothern Norway and I am early for an appointment. So I figured I'd wait in the car for the time to pass. But since it's currently -15°C outside: I need to have ...
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0answers
979 views

Failed heater core DIY alternative hack

The problem: My friend's car has a non-functioning passenger side door, and in August, the heater core started leaking into the cabin. So I bypassed the core so the car could remain in use. Of course ...
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1answer
31 views

99 Envoy no heat from heater

I have a 99 GMC Envoy and the heater is not working. One heater hose is hot the other is cold? Is there a valve on this model?
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6answers
6k views

Should car heater be working when engine is on but I am not driving?

I recently had my car engine, radiator and thermostat replaced as previous engine overheated due to a radiator leak. It seems to be working fine now however the heat isn't coming on when the engine ...
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4answers
3k views

Car heater taking too long to come on if at all?

My car heater is taking a long time to come on if at all. Anyone know what can be causing this? Just to note that I recently changed my engine because the previous engine overheated and the water ...
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1answer
147 views

Heater cycles between hot and cold, overheating

I have a 2001 Buick Century, my heater cycles between blowing hot and cold air. I have recently flushed my radiator as well as replaced the coolant. My temperature gauge rises to a point that the ...
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1answer
88 views

2000 Regal only puts out warm air

2000 Buick Regal heater only blows warm air with temp set set on 90. AC works fine and automatic controller sends air to all selected discharge points, just doesn't get hot like it should. Both hoses ...
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1answer
2k views

2006 Hyundai Tucson no heat

I have a 2006 Hyundai Tucson v6 and the heat stopped working. It blows out fine but only cold air. I've checked the coolant level which is fine and all fuses that relate to the heat and ac.
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0answers
43 views

Are there any cars where the blower motor is controlled by switched mode power supply?

I have seen many questions here related to blower motor resistors. That sounds like a really old-fashioned kind of technology. This made me wonder whether there are any cars that would use a switched ...
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0answers
188 views

my 2008 ford mondeo will not start at times, any suggestions?

2008 Ford Mondeo, Diesel - starting problems. Issue with starting at times. after long journey it may not start for a few minutes or if its left for 2- 3 days in wet cold weather i may need a jump ...
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3answers
8k views

foreign object in windshield vent -dangerous?

I have a 2016 Renault Captur. My daughter dropped a small plastic toy (about an inch high) in the windshield vent (the one above the dashboard) and I'm unable to fish it out. How likely is this to ...
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0answers
82 views

Woodburning stove / heater in a van

I am planning to install a mini wood burning stove in my van. Has anyone here have any experience with doing this? I have found a very small one on ebay, which I really like. The flue outlet is 63....
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2answers
8k views

Why is my 2012 Chevy Equinox heater only blowing cold air?

In my 2012 Chevy Equinox, when turning the heater on it only blows cold air like the AC is on. Temperature gauge is normal as it always has been No leaking fluids, including water The seat warmers ...
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1answer
4k views

1998 Chevy truck/suburban/tahoe heater control not working (burnt resistor)

I have a 1998 Suburban that has an issue with the a/c & heater control switch unit. The recirculation function does not work and the light does not come on. I pulled out the unit and it has a ...
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1answer
968 views

Why is there no air flow thru my heater core?

I have a 1997 Ford F-150 with the 4.6L V8 engine. Heat has been an issue since I got the truck last fall. There is some heat in the cab, but very little. It is enough to defrost the windshield, but ...
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5answers
23k views

Keeping windshield ice-free without heater

What options are there to keep the windshield more or less ice-free during extreme cold (-30 degrees) without using the heater of the car? We are currently on a road trip through the Baltic states ...
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0answers
465 views

Car AC cooling but not heating

It's cooling just fine, but the heat is very weak and fades almost immediately (rendering the air temperature to ambient). If I wait long enough before starting the fan, the heat is strong at start, ...
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1answer
4k views

'05 Accord - No heat; changed thermostat

Alright so here's my problem. My 2005 Accord does not have HOT heat coming from the blowers. Sometimes it blows warmish. I just changed my thermostat today, and when I drained my radiator, the ...
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votes
2answers
131 views

2004 Hyundai XG-350L heater not blowing hot air, barely warm

The car has a new radiator and water pump, I just changed the coolant about two months ago. The air coming out of the vents is barely warm, not hot like it used to be. What could be the issue?
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4answers
19k views

Should I use the heater while warming up my car?

I know that you should drive off immediately to warm up your car as your entire car will warm up faster this way. However, the common practice to defrost the inside of your windshield is to blast the ...
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0answers
313 views

How to Fix 2004 Chevy Tahoe Heat Only Works if You Slowly Ratchet It Up

My Tahoe in general, the heat isn't working at all, only blowing cold air. However, my son realized this morning that if he slowly moved the heat up in increments until he was finally able to get it ...
8
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2answers
958 views

No heat in my 2008 Pontiac Vibe

I changed my thermostat twice in a week on my 2008 Pontiac vibe. My car was blowing cold air and running hot but the thermostat would open up and it would go back down to normal. I would have heat for ...