502 SERVICING AND MAINTENANCE
Additional Maintenance
Replace cabin air filter.X X X XX XX
Replace engine air filter. XX X X X
Replace spark plugs.
1X
Flush and replace the engine
coolant at 10 years or 150,000 miles
(240,000 km) whichever comes first.
X
X
Inspect the transfer case fluid,
change for any of the following:
police, taxi, fleet, or frequent
trailer towing. X
X
Change the transfer case fluid. X
Inspect and replace PCV valve if
necessary. X
1. The spark plug change interval is mileage based only, yearly intervals do not apply.
Mileage or time passed
(whichever comes first)
20,000
30,000
40,00050,000
60,000
70,000
80,00090,000
100,000
110,000120,000130,000140,000150,000
Or Years: 2 3 4 5 6 7 8 9 10 11 12 13 14 15
Or Kilometers:
32,000 48,000
64,00080,000
96,000
112,000
128,000144,000160,000
176,000192,000208,000224,000240,000
572 TECHNICAL SPECIFICATIONS
FLUIDS AND LUBRICANTS
Engine
ComponentFluid, Lubricant, or Genuine Part
Engine Coolant We recommend you use Mopar Antifreeze/Coolant 10
Year/150,000 Mile Formula OAT (Organic Additive
Technology).
Engine Oil – 6.4L For best performance and maximum protection under all
types of operating conditions, the manufacturer only
recommends full synthetic engine oils that meet the
American Petroleum Institute (API) categories of SN. 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 We recommend you use Mopar brand Engine Oil Filters.
Spark Plugs We recommend you use Mopar Spark Plugs.
Fuel Selection – 6.4L Engines 89 Octane Recommended - 87 Octane Acceptable, 0-15%
Ethanol.
689
Sliding Rear Window, Power .................................................. 96Snow Chains (Tire Chains) .................................................... 552
Snow Plow ............................................................................... 427
Snow Tires................................................................................ 548
Spare Tire Changing ............................................................... 469
Spare Tire Stowage ................................................................. 483
Spare Tires................................................................ 548, 549, 550
Spark Plugs .............................................................................. 572
Speed Control Accel/Decel.......................................................................... 356
Cancel.................................................................................... 357Resume ................................................................................. 357
Speed Control (Cruise Control) .................................... 354, 357
Stabilizer/Sway Bar System .................................................. 322
Starting ............................................................................. 290, 292 Automatic Transmission .................................................... 291
Button...................................................................................... 25
Cold Weather ....................................................................... 296Engine Fails To Start ........................................................... 295
Starting And Operating ......................................................... 292
Starting Procedures ................................................................ 292
Starting Procedures (Gas Engines) ....................................... 290
Steering Tilt Column ............................................................................ 54
Wheel, Heated ................................................................. 54, 55
Wheel, Tilt .............................................................................. 54 Steering Wheel Audio Controls ............................................642
Steering Wheel Mounted Sound System Controls .............642
Steps, Power Side ......................................................................35
Storage ...................................................................................... 111
Storage Compartment, Center Seat ......................................113
Storage, Vehicle .................................................................92, 557
Storing Your Vehicle ...............................................................557
Sun Roof .............................................................................97, 100
Sunglasses Storage ..................................................................130
Sunshade Operation .................................................................99
Sway Control, Trailer .............................................................205
Synthetic Engine Oil ...............................................................508 T
Tailgate .....................................................................................144
Tailgate, Electronic Lowering................................................102
Telescoping Steering Column .................................................54
Temperature Control, Automatic (ATC) ...............................91
Tilt Down .......................................................................................44
Up ............................................................................................44
Tilt Steering Column ................................................................54
Tip Start ....................................................................................291
Tire And Loading Information Placard ...............................537
Tire Changing ..........................................................................469
Tire Markings ..........................................................................531
Tire Safety Information ..........................................................531
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