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Why does heater not blow hot air on 1997 trans am on real cold days?
Wiki User
∙ 17y ago
Thermostat stuck partially open or heater core clogged. Drain and flush the entire cooling system. Replace the thermostat. Install a 50/50 mix of fresh antifreeze and distilled water, and bleed air from the system.
Wiki User
∙ 17y ago
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How will the heater react if the heater core is stopped up?
Your heater will blow cold air only.
Why would a house heater blow out cold air?
It doesn't really blow it out it just warms the cold air.
Why does the heater in a 1997 Saturn SL series blow cold air?
In most cases when a vehicle heater that has been working properly in the past begins to blow cold air the cooling system is low on coolant. It could also mean that your heater core is clogged. A good coolant system flush might take care of this, otherwise you may have to have it replaced.
Why does the heater blow heat while driving and cold at idle?
you need to replace your heater core
How can you tell if heater blower is not working?
it wont blow heat itll blow cold air
Why does Kia Sorento heater blow cold air?
you are low on coolingliquid !
Why would you smell antifreeze and heater blow cold air?
heater core possibly plugged and leaking
Why would a back heater blow cold air and front heater blow hot air in a 2003 Chevrolet Suburban?
The front expansion valve is clogged.
Why does heater in a 2000 Dodge Neon only blow cold air?
you may not have the heater water hoses plugged in
Can a thermostat cause heater in house to blow cold air?
No, not if it's on a heat setting. Most home thermostats have a "Fan" setting that will blow cold air if the attic is cold.
Would straight antifreeze make heater blow cold air?
No! Thermostat.
If the rear heater works ok why does the front heater only blow cold air?
replace front heater corefront and rear have independent heater cores
