Want this question answered?
how to replace a heater core on a 2003 Nissan Altima 2.5
Begin by removing the water supply lines from your Nissan heater core. Remove the heater core retaining bolts. The heater core will come out.
For example a 2000 Nissan Sentra and a 2000 Daewoo Laganza are the same heater core but the Maxima is not..............
the heater core is behind the dash board
how do you change a heater core on a 2002 Nissan altima 2.5
ON the front of the Radiator
First remove the dashboard to access the heater box and core! Then reversal of strip down to rebuild.
up your tail pipe
by the firewall, up and under the dash.
Under the dashboard in the passenger side
u have to pull the dash out its behind it.
Check the heater core if weather not responsible.