My wife has a 97 ford explorer V8 awd that had the heat stop working. It worked on the way into town, but when she drove it home it was cold air. Any ideas as to what I should try and how I can trouble shoot it?
if the temp gauge read normal check both heater hoses where they go into the firewall if both hot poss blend door problem if one hot one cold poss has air lock, dirty heater core and water not passing through two type blend door problem on these unit one the electroinc accuator brakes ( gear inside strips) two the blend where the actuator mounts brakes apart good luck
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