Questions tagged [heater-core]
The heater-core tag has no usage guidance.
15 questions
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Concerned coolant isn't flowing properly
Honda Civic 8th gen, 1.8L petrol
Context
5k miles ago I observed no hot air coming into cabin, only stone cold air even when set to 'Hi'. Lived with it, car seemed to be running fine but suddenly one ...
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Car overheating and car smells like coolant
Yesterday I was driving normally when my car suddenly started to overheat. A bit of smoke is coming out from the vent. Suddenly the car stopped and I have a damp passenger side foot rest. Could this ...
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Propper heater hose routing
2008 Chevrolet Equinox with the 3.4 and the heater hoses were taken off. I am trying to hook up my heater hoses to the heater core at the firewall in the engine compartment. Somebody took them off and ...
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Partially plugged heater core in my 2013 Toyota tacoma 2.7 L4
The vehicle recently had a blown head gasket. I used bar’s leaks professional head gasket sealer with carbon fiber as a quick and very temporary fix to get me back on the road. The product worked as ...
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05 Honda Odyssey heater only works after low
I have a 2005 Honda Odyssey. The heater system has been working very odd as of late. When the car gets up to temperature the heater even on high only blows out icy cold air. However, if you turn the ...
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Two Questions Regarding Issues With my Subaru SVX Cooling System
I have a 1996 Subaru SVX with a leaking heater core and I wanted to know or confirm two things.
First of all, I started the car and allowed it to idle up to warm and fluid levels were normal. I came ...
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Bad smell from AC
My 2009 Honda Fit was parked for a few months this year. Now when I use the AC, there is a bad smell. It doesn't smell like any mold that I've smelled before (although I know molds can have many ...
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How do I test a heater core [before installing it]?
The one went out in my car and I installed a Spectra Premium from CarId that leaked all over my floor. The limited lifetime warranty advertised did not apply to the item advertised, so I ordered the ...
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Coolant temp. is normal, no leak, but heater core unit gets very hot
Vehicle: 2005 Mazad3 Hatchback (1.5 L) 4AT
Issue:
The heater core unit beneath the dash unit gets very hot after around 15 mins drive (AC is turned off) While the coolant temp. gauge shows not ...
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2000 Ford Expedition XLT 5.4, Possible Bad Heater Core?
I recently just flushed my heater core on my 2000 Expedition. I did a full flush, then a reverse, then another flush. Filled heater core with anti-freeze to insure air didn't get trapped in the core. ...
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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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Heater core failed for the second time
I have Volvo 850 and the heater core is leaking... again. The same thing happened 3 or 4 years ago.
Is there some design issue that is causing this to happen repeatedly? If so, any long-term fix?
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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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Peugeot 206 suspected heater matrix leak
Over the past few weeks, I've noticed large amounts of liquid on my passenger footwell (Peugeot 206). It happens infrequently and normally (AFAIK) overnight which led me to think its rainwater ingress....
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Ford F150 1999 4.6L anti freeze leaks from drain on engine wall
They say heater core, Ford dealer replaced it 3 years ago. Its leaking from the drain. I have luke warm air from vents. I was told to turn the temp knob from cold to hot a few times, I did and it ...
