while driving on highway, there is minimal heat blowing.
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2004 Dodge Caravan Question: my heat is not blowing out of vents what could be the problem?
Answer #1euromech December 11, 2011, 13:38Journeyman
Do you mean that blower not forcing enough air trough vents or air coming but not hot enough?
Replyksmert, December 11, 2011, 13:41Rookie
not forcing enough air through, defroster wont even defrost after being on for 20 min or so
Answer #2PARTS GUY December 11, 2011, 18:08Master
Sounds like the blower motor or blower resistor is bad.