2005 CHRYSLER CARAVAN coolant

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Page 2235 of 2339

CHRYSLER CARAVAN 2005  Service Manual heater core inlet and outlet ports. Removable heater
core tubes attach to the ports by use of a sealing
plate secured with a screw to the heater core tank.
This removable heater core tube arrangement

Page 2236 of 2339

CHRYSLER CARAVAN 2005  Service Manual FRONT HEATER CORE
WARNING: ON VEHICLES EQUIPPED WITH AIR-
BAGS, DISABLE THE AIRBAG SYSTEM BEFORE
ATTEMPTING ANY STEERING WHEEL, STEERING
COLUMN, OR INSTRUMENT PANEL COMPONENT
DIAGNOSIS OR SERVICE. DIS

Page 2238 of 2339

CHRYSLER CARAVAN 2005  Service Manual (2) Using spring tension clamp pliers, compress
and slide the clamps off of each end of the hose being
removed (Fig. 20), (Fig. 21) or (Fig. 22).
CAUTION:
DO NOT apply excessive pressure on heater tub

Page 2239 of 2339

CHRYSLER CARAVAN 2005  Service Manual HEATER RETURN HOSE
REMOVAL
WARNING: REFER TO THE APPLICABLE WARN-
INGS AND CAUTIONS FOR THIS SYSTEM BEFORE
PERFORMING THE FOLLOWING OPERATION (Refer
to 24 - HEATING & AIR CONDITIONING/PLUMBING -
WARNI

Page 2253 of 2339

CHRYSLER CARAVAN 2005  Service Manual (5) Install the rear evaporator line extension onto
the expansion valve (Refer to 24 - HEATING & AIR
CONDITIONING/PLUMBING - REAR/EVAPORA-
TOR - INSTALLATION - EVAPORATOR LINE
EXTENSION).
(6) Install

Page 2254 of 2339

CHRYSLER CARAVAN 2005  Service Manual (7) Refill the engine cooling system (Refer to 7 -
COOLING - STANDARD PROCEDURE - COOLING
SYSTEM REFILL).
THERMAL CYCLING
If the rear heater core was emptied and was not
pre-filled, it will be necessa

Page 2255 of 2339

CHRYSLER CARAVAN 2005  Service Manual (9) Use absorbent toweling to clean up any engine
coolant spills from the preceding operation.
(10) Release the four latch tabs that secure the
heater core into the rear HVAC housing.
(11) Carefully p

Page 2256 of 2339

CHRYSLER CARAVAN 2005  Service Manual INSTALLATION
(1) Install the front underbody heater inlet and
return hoses by carefully twisting the hoses back and
forth on the underbody tubes, while gently pushing
them onto the end of the tubes.
C