Evaporator Core: Service and Repair

Fig. 19 Evaporator/Blower Housing Removal:

1. Remove evaporator/blower housing as follows:
a. Discharge A/C system, then disconnect hoses from expansion valve.
b. Disconnect electrical connector and vent tube from blower motor.
c. Remove console, if equipped.
d. Remove lower instrument panel attaching screws, then the lower panel.
e. Disconnect electrical connections from A/C relay, blower motor resistors and A/C thermostat.
f. Disconnect vacuum hose from vacuum motor.
g. Cut evaporator/blower housing to heater core housing retaining strap, then disconnect heater control cable.
h. Pry retaining clip from rear of blower housing flange, then remove the three retaining screws.
i. Working from engine compartment, remove evaporator/blower housing attaching nuts, then the evaporator drain tube.
j. Remove right kick panel, then the instrument panel support bolt.
k. Pull right side of dash outward, then rotate housing downward and towards rear of vehicle until studs clear dash panel. Remove housing from vehicle.
2. Remove retaining screws and the evaporator housing top.
3. Remove thermostatic switch and capillary tube.
4. Remove evaporator core retaining screws and the core.
5. Separate evaporator valve from evaporator core.
6. Reverse procedure to install.