heating problem on 2000 Mercury Mountaineer

i have no heat in the truck could it be the thermostat in the past the trucks i had thats what it was but i do not know to much about this one 2000 mercury mountaineer V8

by in Vineland, NJ on November 12, 2009
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1 answer
ANSWER by , November 12, 2009
If the engine is not getting up to operating temperature, or it is taking a long time, then I would replace the thermostat. If the engine temperature is fine, then you may have another issue with the climate system or the heater core.