How do replace heater core on 95 vw passat?
According to the service manual... you remove the instrument panel (gauges/speedometer/tachometer) and separate the ventilation duct (not completely) and remove the the heater core (making sure of course that the coolant hoses have been removed first). There should be 2 tabs that hold it into place. Installation is reverse of removal.
# Disconnect the negative battery cable. # Drain and recycle the engine coolant. # Disconnect the heater core hoses using tool J-37097 or equivalent. # Remove the right side sound insulator and the glove box module. # Remove the programmer shield, if equipped, and disconnect the air mix valve link. # Disconnect the programmer vacuum and electrical connectors. # Remove the heater core cover, leaving the programmer attached. # Remove the heater core retaining screws…
Remove the glove-box door. Behind that is the heater core cover on the interior, passenger side of the firewall. Remove that cover and there is the heater core. Open the hood and look where the heater hoses enter the front right passenger area of the exterior side of the firewall. Disconnect the two heater hose clamps and you can then remove the heater core.