Mechanics

F150 HEAT DONT WORK

1994 Ford F-150

Heater problem
1994 Ford F150 V8 Four Wheel Drive Automatic

i just changed my heater core, the heater core is producing heat the deforst blower works but the air that comes out is cold can u help thank you
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Rich77
December 11, 2008.



Did you replace the thermostat if not do so and try if it works-If not could be a heater control valve if it has one, air mix/blend /mode door problems also an actuators and vacuum-HVAC control module.

Rasmataz
Dec 12, 2008.