Car Heater Blowing Cold Air? Cooling-System Causes to Check Before Winter
Your heater runs on engine coolant, so cold air from the vents usually points to the cooling system. Here's what each symptom means and what's normal on a cold morning.
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Cabin heat, defrost, air conditioning and engine cooling — from a cold heater to a climbing temperature gauge.
Your heater runs on engine coolant, so cold air from the vents usually points to the cooling system. Here's what each symptom means and what's normal on a cold morning.
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