SERVICING AND MAINTENANCE365
Grand Wagoneer
4x2
Trim Level Axle
Tire/Wheel Size Snow Traction Device
(Maximum Projection Beyond Tire Profile Or Equivalent)
Series 1
Rear275/55R20 S Class
Series 2
Series 3
4x4
Trim Level Axle
Tire/Wheel Size Snow Traction Device
(Maximum Projection Beyond Tire Profile Or Equivalent)
Series 1
Rear275/55R20
S Class
Series 2
Series 3
WARNING!
Using tires of different size and type (M+S, Snow) between front and rear axles can cause unpredictable handling. You could lose control and have a collision.8
23_WS_OM_EN_USC_t.book Page 365
SERVICING AND MAINTENANCE367
All passenger vehicle tires must conform
to Federal safety requirements in
addition to these grades.
TREADWEAR
The Treadwear grade is a comparative
rating, based on the wear rate of the tire
when tested under controlled conditions
on a specified government test course.
For example, a tire graded 150 would
wear one and one-half times as well on
the government course as a tire graded
100. The relative performance of tires
depends upon the actual conditions of
their use, however, and may depart
significantly from the norm due to
variations in driving habits, service
practices, and differences in road
characteristics and climate.
TRACTION GRADES
The Traction grades, from highest to
lowest, are AA, A, B, and C. These grades
represent the tire's ability to stop on wet
pavement, as measured under
controlled conditions on specified
government test surfaces of asphalt and
concrete. A tire marked C may have poor
traction performance.
TEMPERATURE GRADES
The Temperature grades are A (the
highest), B, and C, representing the tire's
resistance to the generation of heat and
its ability to dissipate heat, when tested
under controlled conditions on a
specified indoor laboratory test wheel. Sustained high temperature can cause
the material of the tire to degenerate
and reduce tire life, and excessive
temperature can lead to sudden tire
failure. The grade C corresponds to a
level of performance, which all
passenger vehicle tires must meet
under the Federal Motor Vehicle Safety
Standard No. 109. Grades B and A
represent higher levels of performance
on the laboratory test wheel, than the
minimum required by law.
WARNING!
The traction grade assigned to this tire is based on
straight-ahead braking traction tests, and does not
include acceleration, cornering, hydroplaning, or peak
traction characteristics.
WARNING!
The temperature grade for this tire is established for a
tire that is properly inflated and not overloaded.
Excessive speed, under-inflation, or excessive loading,
either separately or in combination, can cause heat
buildup and possible tire failure.
8
23_WS_OM_EN_USC_t.book Page 367
387
Fog .............................................................................. 60
Hazard Warning Flasher ......................................... 290
Headlights On With Wipers .......................................59
High Beam/Low Beam Select ...................................58
Hill Descent Control Indicator ................................ 243
Illuminated Entry........................................................62
Interior ........................................................................60
Lights On Reminder ...................................................59
Malfunction Indicator (Check Engine) ................... 112
Multicolor Ambient ....................................................62
Park .................................................................. 59
, 116
Passing ....................................................................... 58
Reading ...................................................................... 61
Seat Belt Reminder ................................................ 111
Security Alarm ......................................................... 111 Service ..................................................................... 349
Traction Control ...................................................... 243
Turn Signals ..................................... 57
, 60, 116, 289
Vanity Mirror............................................................... 50
Warning Instrument Cluster Descriptions ............. 110
Load Shed Battery Saver Mode .................................. 107
Load Shed Battery Saver On ....................................... 107
Load Shed Electrical Load Reduction......................... 107
Load Shed Intelligent Battery Sensor ......................... 107
Loading Vehicle ............................................................ 178 Tires ......................................................................... 354
Locks Child Protection .........................................................30
Manual ....................................................................... 26
Power Door .................................................................27
Lubrication, Body ......................................................... 323
Lug Nuts/Bolts ............................................................. 371
MMaintenance ................................................................... 85 Maintenance Free Battery ...........................................318
Maintenance Schedule ................................................ 309
Malfunction Indicator Light (Check Engine) ...... 112
, 118
Manual Park Release............................................................303Service .....................................................................381
McIntosh ....................................................................... 226
Media Hub....................................................................... 76
Memory Feature (Memory Seats) .................................. 31
Memory Seat ................................................................... 31 Memory Seats And Radio............................................... 31
Methanol ....................................................................... 373
Mirrors ............................................................................. 50 Conversation .............................................................. 51
Electric Remote ......................................................... 52
Exterior Folding.......................................................... 51
Heated........................................................................ 53
Outside ....................................................................... 51
Rearview ...........................................................50
, 290
Tilt In Reverse ............................................................ 53
Vanity.......................................................................... 50
Modifications/Alterations Vehicle........................................................................ 10
Monitor, Tire Pressure System..................................... 252
Mopar Parts .................................................................. 381
MP3 Control .................................................................... 76 Multi-Function Control Lever .......................................... 57
NNew Vehicle Break-In Period ....................................... 122
Night Vision Camera..................................................... 172
OOccupant Restraints .................................................... 256
Octane Rating, Gasoline (Fuel) .................................... 372
Off-Road Pages ............................................................. 236
Oil Change Indicator ..................................................... 101 Reset........................................................................ 101
Oil Filter, Change .......................................................... 319
Oil Filter, Selection ....................................................... 319
Oil Pressure Light ......................................................... 111
Oil, Engine ..................................................................... 319 Capacity ................................................................... 375
Checking .........................................................316
, 317
Dipstick ...........................................................316, 317
Disposal ................................................................... 319
Filter ......................................................................... 319
Filter Disposal.......................................................... 319
Identification Logo .................................................. 319
Materials Added To ................................................. 319 Pressure Warning Light .......................................... 111Recommendation...........................................319
, 375
Synthetic .................................................................. 319
Viscosity ................................................................... 375
Onboard Diagnostic System ........................................ 117
Operating Precautions ................................................. 117
Operator Manual Owner's Manual ...................................................... 381
Outside Rearview Mirrors .............................................. 51
11
23_WS_OM_EN_USC_t.book Page 387
390
Sun ScreensSecond Row Seats ..................................................... 76
Sun Visor..........................................................................51
Sunglasses Storage ........................................................73
Surroundview Camera ................................................. 175
Sway Control, Trailer .................................................... 247
Synthetic Engine Oil ..................................................... 319
System, Remote Starting ................................................22
TTelescoping Steering Column ........................................30
Temperature Control, Automatic (ATC) ..........................71
Third Party Apps ........................................................... 226
Third Row USB.................................................................78 Tie Down Hooks, Cargo...................................................89Tilt Steering Column ....................................................... 30
Tire And Loading Information Placard ........................ 354
Tire Markings................................................................ 349
Tire Safety Information ................................................ 349 Tires ................................................... 289
, 357, 361, 366
Aging (Life Of Tires) ................................................. 359
Air Pressure.............................................................. 357
Chains ...................................................................... 364
Changing .................................................................. 293
Compact Spare ........................................................ 361
General Information ...................................... 357
, 361
High Speed .............................................................. 358
Inflation Pressure ....................................................357 Life Of Tires .............................................................. 359
Load Capacity .......................................................... 354
Pressure Monitoring System (TPMS) ........... 114
, 252
Quality Grading ........................................................ 366
Radial ....................................................................... 358
Replacement ...........................................................360
Rotation....................................................................366 Safety ............................................................. 349
, 357
Sizes ......................................................................... 350
Snow Tires................................................................ 361 Spare Tires ........................................... 295
, 361, 362
Spinning ................................................................... 359
Trailer Towing .......................................................... 186
Tread Wear Indicators ............................................ 359
Wheel Nut Torque ................................................... 371
To Open Hood ................................................................. 85
Tongue Weight/Trailer Weight..................................... 185
Tow/Haul Mode ............................................................ 129
Towing ........................................................ 115
, 178, 306
Disabled Vehicle...................................................... 306
Guide........................................................................ 182
Recreational ............................................................ 190
Weight ...................................................................... 182
Towing Behind A Motorhome ...................................... 190
Traction Control ............................................................ 246
Traffic Sign Recognition System.................................. 146
Trailer Sway Control (TSC) ........................................... 247
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