i replaced controll head , thermostat ,and flushed cooling system .
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2002 Infiniti Q45 Question: heat doesnt work ,fan blows but heat doesnt come out .
Answer #1mastertech6371 January 19, 2011, 15:20Master
do you mean no air flow or just cold air??
Replyheart21, January 19, 2011, 17:27Rookie
just cold air
ReplyVisitor, January 19, 2011, 18:58
check the temp of the inlet and out of the heater core. they should be around 170 in and 150 out. if not, the heater core may be clogged