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Old 01-11-2017, 11:07 PM
jcg0324 jcg0324 is offline
Enthusiast
2011 Altima Sedan
2011 Altima 2.5s
 
Join Date: Jan 2016
Location: Philadelphia
Posts: 33
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reach in after car is warmed up and feel the hose near the firewall going into the heater core and then feel the hose coming out of the heater core. If their is a big difference then you have some blockage in the heater core.
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