Perez56ma
Junior Member
Whats up errbody. Just bought my 02 4.7 Im new to the forum. So my heater is not working. Every time i turn it on it blows cold air. What could it be?
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If it’s not over heating then I’m gonna bet it’s your blend/mode door/s, use a flashlight and look up under dash in between glovebox and hvac box to see if your doors are functional, very very common problem with these trucks.Whats up errbody. Just bought my 02 4.7 Im new to the forum. So my heater is not working. Every time i turn it on it blows cold air. What could it be?