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Why does the heater stay on 1998 bravada the heater is in the off position but still blows?
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∙ 12y ago
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Chevy 95 S10 heater inop blows cool air?
Heater core changed three years ago,I changed Thermostat Heater still blows cool air.
What causes cold air to come out of air vents when heater not on?
The heater may not be on - but the fan still blows air through the vents when they're open !
Why does ac and heater on 2000 f350 blow air through defrost when another position is selected ac clutch clicks and air still only blows through defrost?
You have vacuum line leaks somewhere.
What could be wrong with the heater on a 1996 camaro Z28 if it still blows warm air on low setting and coolant is normal?
VENT TO HEATER CORE IS NOT CLOSING................
You just replaced the thermostat on a 1993 ford ranger but your heat still blows cold air what else could it be?
The heater valve may not be engaging or the heater core may be blocked.
Why wont your heater change from feet to defrost but blows out hot air still?
most likely your heater controls run via vacuum lines. cracked or broken lines could cause this.
What could be the cause of my 1995 caprice classic not blowing out any heat blower motor was changed blows good but still no heat what is the problem?
Your heater coil is bad.
How do you get your 1996 Chevy z71 to blow warm air through the vents when you turn it to heat it blows cold?
If it still blows cold when it is at running temp, check the engine thermostat, its probably stuck in the open position.
You have replaced the water pump thermostat and bled the system on your 2000 Chevy venture it still blows cold to luke warm air any ideas thanks?
The heater core is plugged. Blow it out with a compressor. If that does not work replace the heater core.
Why doesn's my 1992 colt vista 1.8 engine have heat- changed thermostat - still no heat and blows cold - what do you do?
you might want to check and see if the heater core is bypassed
My 01 town and country heat blows hot for about 30 seconds then it gets cold i changed the thermomstat and water pump and it still does the samething what can you do?
Try flushing the heater core.
Ihave a 1998 ford pickup it blow warm air from my heater I chang thwrmostat it still blows warm air?
The thermostat is not the issue. The thermostat regulates the engine temperature, but not the heater core temperature. There is a valve going to the heater core that is not closing all the way. It may be broken, clogged, or not actuating.
