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Blown Heater Core - The heater fan blows past the heater core and if it has a hole in it your antifreeze ios being blown onto your windshield.

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βˆ™ 2008-09-14 23:45:21
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Q: Why would you smell antifreeze through your defrost?
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Why would only cold air come out of the vent when you put on the heat or the defrost I have checked the panel switches that does not seem to be the problem?

AnswerCheck your heater core, do you smell antifreeze at all?no

What would make antifreeze come out of the defrost area on a 1991 mercury grand marquis?

Heater core leaking.

Smell of antifreeze but radiator is full?

The smell of antifreeze is very strong and distinct, it does not take much of a leak to smell it. The radiator could still be full and have a small leak. I would check for antifreeze dripping onto the exhaust or on the engine block because when it is hot the smell is much more noticeable from the fumes.

Why would a 2001 Jeep Grand Cherokee Laredo have a smell of antifreeze coming through the dash vents?

i believe the heater core is leaking, a small pin hole leak can generate a lot of smell.

What would cause an antifreeze smell while engine is running on 2003 dodge ram 1500 with no noticeable leaks and cannot smell from inside the cab?

If you smell antifreeze, there must be a leak somewhere. Have the cooling system pressure tested.

Why would the inside of your car smell like antifreeze?

It probably has a leak, possibly from the heater core.

Why would a Honda Passport's heater blow cold air and you smell antifreeze?

Probably - your head gasket is blown. Antifreeze will be coming out of the tail (exhaust) pipe.

What might cause smoke coming from a cars air vents?

Most of the time it is caused by a hole in the heater core, do you smell a sweet smell? The sweet smell would be the antifreeze.

Why would you smell antifreeze and heater blow cold air?

heater core possibly plugged and leaking

Why does the ac smell like antifreeze in your 97 hombre?

Only reason would be that the heater core is leaking.

Why would a 1998 Jeep Wrangler have a rust colored antifreeze continuing after a flush and a burning smell coming through the air vents?

Does it smell like burning antifreeze? Usally it means that the heater-core is going bad. If you do not service it it can be a lot worse. You will end up with Anitfreeze all over you passenger side floor board.

If my 97 expedition is leaking coolant - how would I know. I am getting the antifreeze smell out the AC vents but can see no drips or liguid in the cab. Would the degas bottle be empty or not full.?

The "antifreeze smell out the AC vents" would mean only one thing, you have a small leak in the heater core.

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