Jeep 1996 Grand Cherokee Service Manual - page 1435
(5) Install the heater-A/C housing as described in
this group.
HEAT/DEFROST - PANEL/DEFROST DOOR MOTOR
This motor is used only on models equipped with
the optional Automatic Temperature Control (ATC)
system.
REMOVAL
(1) Disconnect and isolate the battery negative
cable.
(2) Remove the two bolts that secure the center
instrument panel suppport bracket to the left side of
the floor pan transmission tunnel.
(3) Remove the two bolts that secure the center
instrument panel support bracket to the instrument
panel.
(4) Remove the center instrument panel support
bracket from the vehicle.
(5) Unplug the wire harness connector from the
motor (Fig. 53).
(6) Remove the three screws that secure the motor
to the bottom of the heater/A/C housing.
(7) Remove the motor from the housing.
INSTALLATION
(1) Position
the
heat/defrost-panel/defrost
door
motor to the bottom of the heater-A/C housing.
(2) Install and tighten the three screws that secure
the motor to the housing.
(3) Plug in the wire harness connector to the
motor.
(4) Position the center instrument panel support
bracket to the instrument panel.
(5) Install and tighten the two bolts that secure
the center instrument panel support bracket to the
instrument panel.
(6) Install and tighten the two bolts that secure
the center instrument panel support bracket to the
left side of the floor pan transmission tunnel.
(7) Connect the battery negative cable.
HEAT/DEFROST DOOR
REMOVAL
(1) Remove the heater-A/C housing as described in
this group.
(2) Turn the heater-A/C housing upside down.
(3) Separate the actuator door pivot connection
from the door pivot pin.
(4) Disconnect the vacuum line from the actuator
or unplug the wiring connector from the motor, as
equipped.
(5) Remove the retaining screws holding the two
halves of the heater-A/C housing together. Remove
the center heat duct adaptor and remove the screw.
(6) Remove the bottom half of the heater-A/C hous-
ing.
(7) Remove the heat/defrost door.
INSTALLATION
(1) Position the door pivot pin in the pivot hole.
(2) Press the actuator door pivot connection onto
the door pivot pin.
(3) Position the top half of the heater-A/C housing
onto the bottom. Be certain the door pivot pins align
with the pivot holes.
(4) Carefully turn the heater-A/C housing over.
Install and tighten the screws.
(5) Snap on the center heat duct adaptor.
(6) Connect the vacuum line to the actuator or the
wiring to the motor, as equipped.
(7) Install the heater-A/C housing.
RECIRCULATING AIR DOOR
REMOVAL
(1) Remove the heater-A/C housing as described in
this group.
(2) Disconnect the actuator rod clip.
(3) Pry the recirculating air door shaft retainer
from the shaft.
(4) Remove the recirculating air door through the
top opening.
INSTALLATION
(1) Install the recirculating air door through the
top opening and position in place.
(2) Press the recirculating air door shaft retainer
onto the shaft.
(3) Connect the rod and rod clip to the door lever.
(4) Install the heater-A/C housing as described in
this group.
Fig. 53 Heat/Defrost - Panel/Defrost Door Motor
24 - 44
HEATING AND AIR CONDITIONING
ZJ
REMOVAL AND INSTALLATION (Continued)
1996 Grand Cherokee
Publication No. 81-370-6147
TSB 26-12-96
December, 1996