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NOTE:Your vehicles exhaust system may be equipped
with an Electronic Exhaust Valve (EEV) system, if the
exhaust system is replaced with aftermarket products a
Malfunction Indicator Lamp (MIL) will illuminate.
Cooling System
WARNING!
• When working near the radiator cooling fan, dis-
connect the fan motor lead or place the ignition in
the LOCK position (OFF position for Keyless
Enter-N-Go). The fan is temperature controlled and
can start at any time the ignition switch is in the
ON position (RUN position for Keyless Enter-N-
Go).
• You or others can be badly burned by hot engine
coolant (antifreeze) or steam from your radiator. If
you see or hear steam coming from under the hood,
(Continued)
WARNING! (Continued)
do not open the hood until the radiator has had
time to cool. Never try to open a cooling system
pressure cap when the radiator is hot.
Coolant Checks
Check the engine coolant (antifreeze) protection every 12
months (before the onset of freezing weather, where
applicable). If the engine coolant (antifreeze) is dirty, the
system should be drained, flushed, and refilled with
fresh OAT coolant (conforming to MS.90032) by an
authorized dealer. Check the front of the A/C condenser
for any accumulation of bugs, leaves, etc. If dirty, clean by
gently spraying water from a garden hose vertically
down the face of the condenser.
Check the coolant recovery bottle and/or the super-
charger coolant recovery bottle (if equipped with the 6.2L
Supercharged engine) tubing for brittle rubber, cracking,
7
MAINTAINING YOUR VEHICLE 529
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tears, cuts, and tightness of the connection at the bottle
and radiator. Inspect the entire system for leaks.
With the engine at normal operating temperature (but
not running), check the cooling system pressure cap for
proper vacuum sealing by draining a small amount of
coolant from the radiator drain cock. If the cap is sealing
properly, the engine coolant (antifreeze) will begin to
drain from the coolant recovery bottle. DO NOT RE-
MOVE THE COOLANT PRESSURE CAP WHEN THE
COOLING SYSTEM IS HOT.
Cooling System — Drain, Flush And Refill
NOTE:Some vehicles require special tools to add coolant
properly. Failure to fill these systems properly could lead
to severe internal engine damage. If any coolant is
needed to be added to the system please contact your
local authorized dealer. If the engine coolant (antifreeze) is dirty or contains
visible sediment, have an authorized dealer clean and
flush with OAT coolant (antifreeze) (conforming to
MS.90032).
NOTE:
If equipped with the 6.2L Supercharged engine
the intercooler must be vacuum flushed and filled. If any
coolant is needed to be added to the system please
contact your local authorized dealer.
Refer to the “Maintenance Schedule” for the proper
maintenance intervals.
Selection Of Coolant
Refer to “Fluids, Lubricants, And Genuine Parts” in
“Maintaining Your Vehicle” for further information.
530 MAINTAINING YOUR VEHICLE
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Please review these recommendations for using Organic
Additive Technology (OAT) engine coolant (antifreeze)
that meets the requirements of FCA Material Standard
MS.90032. When adding engine coolant (antifreeze):
•We recommend using MOPAR Antifreeze/Coolant 10
Year/150,000 Mile Formula OAT (Organic Additive
Technology) that meets the requirements of FCA Ma-
terial Standard MS.90032.
• Mix a minimum solution of 50% OAT engine coolant
that meets the requirements of FCA Material Standard
MS.90032 and distilled water. Use higher concentra-
tions (not to exceed 70%) if temperatures below 34°F
( 37°C) are anticipated. Please contact your authorized
dealer for assistance.
• Use only high purity water such as distilled or deion-
ized water when mixing the water/engine coolant (antifreeze) solution. The use of lower quality water
will reduce the amount of corrosion protection in the
engine cooling system.
NOTE:
• It is the owner’s responsibility to maintain the proper
level of protection against freezing according to the
temperatures occurring in the area where the vehicle is
operated.
• Some vehicles require special tools to add coolant
properly. Failure to fill these systems properly could
lead to severe internal engine damage. If any coolant is
needed to be added to the system, please contact your
local authorized dealer.
• Mixing engine coolant (antifreeze) types is not recom-
mended and can result in cooling system damage. If
HOAT and OAT coolant are mixed in an emergency,
532 MAINTAINING YOUR VEHICLE
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engine coolant in open containers or allow it to remain in
puddles on the ground. If ingested by a child or pet, seek
emergency assistance immediately. Clean up any ground
spills immediately.
Coolant Level
The coolant bottle provides a quick visual method for
determining that the coolant level is adequate. With the
engine OFF and cold, the level of the coolant in the bottle
should be between the ranges indicated on the bottle.
The radiator normally remains completely full, so there is
no need to remove the radiator cap unless checking for
coolant freeze point or replacing coolant. Advise your
service attendant of this. As long as the engine operating
temperature is satisfactory, the coolant bottle need only
be checked once a month.When additional coolant is needed to maintain the
proper level, it should be added to the coolant bottle. Do
not overfill.
Points To Remember
NOTE:
When the vehicle is stopped after a few miles/
kilometers of operation, you may observe vapor coming
from the front of the engine compartment. This is nor-
mally a result of moisture from rain, snow, or high
humidity accumulating on the radiator and being vapor-
ized when the thermostat opens, allowing hot engine
coolant (antifreeze) to enter the radiator.
If an examination of your engine compartment shows no
evidence of radiator or hose leaks, the vehicle may be
safely driven. The vapor will soon dissipate.
• Do not overfill the coolant expansion bottle.
534 MAINTAINING YOUR VEHICLE
Page 570 of 616
Engine
ComponentFluid, Lubricant, or Genuine Part
Engine/Intercooler Coolant We recommend you use MOPAR Antifreeze/Coolant 10 Year/150,000 Mile Formula OAT coolant conforming to MS.90032.
Engine Oil For best performance and maximum protection under all types of operat-
ing conditions, the manufacturer only recommends full synthetic engine
oils.
The manufacturer recommends the use of Pennzoil Ultra 0W-40 or
equivalent MOPAR engine oil meeting the requirements of FCA Material
Standard MS-12633 for use in all operating temperatures.
Engine Oil Filter MOPAR Engine Oil Filter or equivalent.
Spark Plugs We recommend you use MOPAR Spark Plugs.
Fuel Selection 91 Octane or higher, 0-15% Ethanol.
568 MAINTAINING YOUR VEHICLE
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Alarm (Security Alarm)..................19, 235
Alarm System (Security Alarm) ................19
Alterations/Modifications, Vehicle ...............7
Antifreeze (Engine Coolant) ...........530, 565, 566
Disposal ............................. .533
Anti-Lock Brake System (ABS) ................422
Anti-Lock Warning Light ....................250
Appearance Care ........................ .540
Arming System (Security Alarm) ...............19
Assist, Hill Start ......................... .425
Auto Down Power Windows ..................40
Automatic Door Locks ......................33
Automatic Headlights ..................... .139
Automatic High Beams .....................140
Automatic Temperature Control (ATC) .......338, 345
Automatic Transmission ..............390, 538, 540
Adding Fluid ...................540, 567, 569
Autostick ............................ .397
Fluid And Filter Changes ..................540 Fluid Change
......................... .540
Fluid Level Check ...................... .539
Fluid Type ........................ .567, 569
Special Additives ...................... .539
Automatic Transmission Limp Home Mode .......396
Autostick .............................. .397
Auto Unlock, Doors ........................33
Axle Fluid .......................... .567, 569
Axle Lubrication ..................... .567, 569
Battery ............................ .237, 520
Charging System Light ...................237
Keyless Transmitter Replacement (RKE) ........25
Location ............................. .520
Belts, Seat ...............................96
Body Mechanism Lubrication .................525
B-Pillar Location ......................... .442
Brake Assist System ...................... .424
Brake Control System, Electronic ..............421
10
INDEX 593