Asked in Mazda Trucks
Mazda Trucks

The heater on my 1983 Madza B2000 doesn't blow HOT air. Heater core bad and or disconnected?

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Wiki User
05/05/2008

Perhaps, but could also be: Low coolant? Bad thermostat? Heater core airbound, plugged? Heater temperature control cable frozen? Water pump not circulating coolant?