Chrysler Dodge Caravan 2002 Manual page 2299

24 - 56 DISTRIBUTION - REAR
REAR HEATER-A/C HOUSING (Continued)
(8) Remove the three nuts that secure the rear
heater-A/C unit mounting studs to the rear floor
panel behind the right rear wheel housing (Fig. 7).
Fig. 7 Rear Heater-A/C Unit Mounting Studs
1 - REAR HEATER-A/C UNIT MOUNTING STUDS
(9) Lower the vehicle.
(10) Remove the right quarter trim panel and
right D-pillar trim panel from the quarter inner
panel. (Refer to 23 - BODY/INTERIOR/QUARTER
TRIM PANEL - REMOVAL).
(11) Remove the rear A/C distribution duct from
the rear heater-A/C unit and the rear roof duct.
(Refer to 24 - HEATING & AIR CONDITIONING/
DISTRIBUTION - REAR/AUXILIARY A/C DISTRI-
BUTION DUCT - REMOVAL).
(12) Disconnect the body wire harness connector
for the rear heater-A/C unit housing from the rear
HVAC wire harness connector located near the
expansion valve at the back of the unit.
(13) Remove the two screws that secure the top of
the quarter trim panel attaching bracket to the quar-
ter inner panel.
(14) Remove the two screws that secure the bottom
of the quarter trim panel attaching bracket to the
rear heater-A/C unit housing.
(15) Remove the rear heater distribution duct from
the right quarter inner panel. (Refer to 24 - HEAT-
ING & AIR CONDITIONING/DISTRIBUTION -
REAR/REAR HEATER DISTRIBUTION DUCT -
REMOVAL).
(16) Take the proper precautions to protect the
carpeting below the rear heater core from spilled
engine coolant and have absorbent toweling readily
available to clean up any spills.
(17) Disconnect the heater hoses at the rear heater
core. (Refer to 24 - HEATING & AIR CONDITION-
ING/PLUMBING - REAR/HEATER HOSE - REMOV-
AL).
(18) Install plugs in, or tape over the opened
heater core fittings and both heater hoses.
(19) Use absorbent toweling to mop up any engine
coolant spills from the preceding operation.
(20) Remove the screw that secures the back of the
rear heater-A/C unit housing to the right D-pillar
(Fig. 8).
(21) Remove the screw that secures the front of
the rear heater-A/C unit housing to the right quarter
inner panel.
(22) Lift the rear heater-A/C unit housing up far
enough for the lower mounting studs and the evapo-
rator extension lines to clear the mounting holes in
the rear floor panel.
(23) Remove the rear heater-A/C unit housing from
the vehicle.
(24) Use absorbent toweling to mop up any engine
coolant spills from the preceding operation.
INSTALLATION
NOTE: If the rear heater core or the rear heater-A/C
housing have been removed from the vehicle for
service, the rear heater core may be pre-filled with
the proper engine coolant mixture prior to recon-
necting the heater hoses to the heater core hose fit-
tings. (Refer to 24 - HEATING & AIR CONDITIONING/
PLUMBING - REAR/HEATER CORE - STANDARD
PROCEDURE - HEATER CORE FILLING).
(1) Position the rear heater-A/C unit housing into
the vehicle with the evaporator extension line sealing
plate inserted into the rectangular hole in the rear
floor panel behind the right rear wheel house.
(2) Align the rear heater-A/C unit housing lower
mounting studs with the mounting holes in the rear
floor panel and lower the unit to the floor.
(3) Install and tighten the screw that secures the
front of the rear heater-A/C unit housing to the right
quarter inner panel. Tighten the screw to 11 N·m (97
in. lbs.).
(4) Install and tighten the screw that secures the
back of the rear heater-A/C unit housing to the right
D-pillar. Tighten the screw to 11 N·m (97 in. lbs.).
(5) Remove the plugs or tape from both heater core
fittings and both heater hoses.
(6) Reconnect the heater hoses to the rear heater
core. (Refer to 24 - HEATING & AIR CONDITION-
ING/PLUMBING - REAR/HEATER HOSE - INSTAL-
LATION).
(7) Reinstall the rear heater distribution duct onto
the right quarter inner panel. (Refer to 24 - HEAT-
ING & AIR CONDITIONING/DISTRIBUTION -
REAR/REAR HEATER DISTRIBUTION DUCT -
INSTALLATION).
RS