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My heat blows only cold air

(1999 Lincoln Navigator)
in Toledo, OH on February 05, 2016
it was manufactured in August of 1999 I'm not sure if it has a heater control valve but my heat just blows out cold air only
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Popular Answer
of Dan R's Automotive on February 05, 2016
Would need to look at it , but most likely if fluids are full - be one of the electronic actuators for the interior duct's .
Let me know if you would like to make an appointment to have it checked out.
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