2008 DODGE RAM 3500 CHASSIS CAB navigation system

HANDS±FREE COMMUNICATION (UConnectŸ) Ð
IF EQUIPPED
NOTE: The sales code RER radio contains an inte-
grated Hands-Free Communication (UConnectŸ) sys-
tem. Refer to your ªNavigation User's Manualº for
UConnectŸ system operating instructions for this ra-
dio.
UConnectŸ is a voice-activated, hands-free, in- vehicle
communications system. UConnectŸ allows you to dial
a phone number with your cellular phone using simple
voice commands (e.g.,9Callº{ªMikeº{ºWork9or9Dialº
{ª248-555-12129). Your cellular phone's audio is trans-
mitted through your vehicle's audio system; the system
will automatically mute your radio when using the
UConnectŸ system.NOTE:The UConnectŸ system use requires a cellular
phone equipped with the Bluetooth9Hands-Free Profile,9
version 0.96 or higher. See www.chrysler.com/uconnect
for supported phones.
UConnectŸ allows you to transfer calls between the
system and your cellular phone as you enter or exit your
vehicle, and enables you to mute the system's micro-
phone for private conversation.
The UConnectŸ phonebook enables you to store up to 32
names and four numbers per name. Each language has a
separate 32-name phonebook accessible only in that
language. This system is driven through your Blue-
toothŸ Hands-Free profile cellular phone. UConnectŸ
features BluetoothŸ technology - the global standard
that enables different electronic devices to connect to
each other without wires or a docking station, so UCon-
nect works no matter where you stow your cellular
phone (be it your purse, pocket, or briefcase), as long as
UNDERSTANDING THE FEATURES OF YOUR VEHICLE 87
3

NNoise Reduction......................214
NOperation Instructions - (CD Mode For CD
Audio Play).........................214
NLoad/Eject Button (CD Mode For CD Audio
Play)..............................215
NNotes On Playing MP3 Files.............217
NOperation Instructions - (CD Mode For MP3
And WMA Audio Play).................219
NLoad/Eject Button (CD Mode For MP3 And
WMA Play).........................219
mSales Code REC Ð AM/FM/CD (6±Disc) Radio
With Navigation System..................222
NOperating Instructions Ð Satellite Radio
(If Equipped)........................222
NREC Setting The Clock.................222NAudio Clock Display...................225
mVideo Entertainment System (Sales Code XRV) Ð
If Equipped...........................226
mSatellite Radio Ð If Equipped..............226
NSystem Activation.....................226
NElectronic Serial Number/Sirius Identification
Number (ESN/SID)....................227
NSelecting Satellite Mode In REF, RAQ, And
RAK Radios.........................228
NSelecting a Channel....................228
NStoring And Selecting Pre-Set Channels......229
NUsing The PTY (Program Type) Button Ð If
Equipped...........................229
NPTY Button9Scan9.....................229
UNDERSTANDING YOUR INSTRUMENT PANEL 169
4

SALES CODE REC Ð AM/FM/CD (6±DISC) RADIO
WITH NAVIGATION SYSTEM
Satellite Navigation Radio with CD Player with MP3
Capability (REC) - combines a Global-Positioning
System-based navigation system with an integrated color
screen to provide maps, turn identification, selectionmenus and instructions for selecting a variety of destina-
tions and routes, AM/FM stereo radio and six-disc CD
changer with MP3 capability.
Mapping information for navigation is supplied on a
DVD that is loaded into the unit. One map DVD covers
all of North America. Refer to your ªNavigation User's
Manualº for detailed operating instructions.
Operating Instructions Ð Satellite Radio (If
Equipped)
Refer to your ªNavigation User's Manualº for detailed
operating instructions.
REC Setting the Clock
GPS Clock
The GPS receiver used in this system is synchronized to
the time data being transmitted by the GPS satellites. The
satellites' clock is Greenwich Mean Time (GMT). This is
REC Radio
222 UNDERSTANDING YOUR INSTRUMENT PANEL

Electronic Serial Number/Sirius Identification
Number (ESN/SID)
The Electronic Serial Number/Sirius Identification Num-
ber is needed to activate your Sirius Satellite Radio
system. To access the ESN/SID, refer to the following
steps:
ESN/SID Access with REF Radios
With the ignition switch in the ACCESSORY position and
the radio OFF, press the CD Eject and Time buttons
simultaneously for 3 seconds. The first four digits of the
twelve-digit ESN/SID number will display. Press the
SEEK UP button to display the next four digits. Continue
to press the SEEK UP button until all twelve ESN/SID
digits display. The SEEK DOWN will page down until
the first four digits display. The radio will exit the
ESN/SID mode when any other button is pushed, the
ignition is turned OFF, or 5 minutes has passed since any
button was pushed.
ESN/SID Access with RAQ and RAK Radios
With the ignition switch in the ACCESSORY position and
the radio OFF, press the CD Eject and TIME buttons
simultaneously for 3 seconds. All twelve ESN/SID num-
bers will display. The radio will exit the ESN/SID mode
when any other button is pushed, the ignition is turned
OFF, or 5 minutes has passed since any button was
pushed.
ESN/SID Access with REC Navigation Radios
Please refer to your Navigation User's Manual.
With the ignition in the ACCESSORY position and the
radio off, press the CD Eject and Set buttons simulta-
neously until the 12 digits of the ESN/SID appear on the
screen.
UNDERSTANDING YOUR INSTRUMENT PANEL 227
4

Tires ............................... 318
Locks................................. 27
Child Protection........................ 31
Door................................ 27
Keys................................ 12
Power Door........................... 28
Steering Wheel......................... 18
Lower Anchors and Tether for CHildren
(LATCH).............................. 63
Lubrication, Body....................... 430
Lug Nuts...........................384,386
Lumbar Support........................ 117
Maintenance........................... 404
Maintenance Free Battery.................. 425
Maintenance Procedures................... 406
Maintenance Schedule.................480,491
Manual, Service......................... 504
Manual Transmission..................285,445Fluid Level Check...................... 445
Lubricant Selection..................... 478
Shift Speeds.......................... 287
Map/Reading Lights..................... 142
Mirrors................................ 81
Automatic Dimming..................... 82
Electric Powered....................... 84
Outside.............................. 82
Rearview............................. 81
Trailer Towing......................85,364
Modifications/Alterations, Vehicle............. 8
Mopar Parts.........................403,503
Multi-Function Control Lever............... 126
Navigation Radio........................ 222
Navigation System....................... 222
New Vehicle Break-In Period................ 71
Noise Control
Maintenance.......................... 452
INDEX 519
10

Phone, Cellular.......................... 87
Phone, Hands-Free (UConnectŸ)............. 87
Placard, Tire and Loading Information......... 318
Positive Crankcase Valve.................. 425
Power
Distribution Center (Fuses)............... 462
Door Locks........................... 28
Mirrors.............................. 84
Outlet (Auxiliary Electrical Outlet).......... 151
Seats............................... 117
Sliding Rear Window.................34,162
Steering..........................312,428
Take-Off Adapter...................... 302
Take-Off Operation..................... 302
Windows............................. 32
Power Steering Fluid..................... 478
Pregnant Women and Seat Belts.............. 47
Pretensioners
Seat Belts............................. 45Programmable Electronic Features............ 146
PTO (Power Take-Off).................... 302
Radial Ply Tires......................... 328
Radiator Cap (Coolant Pressure Cap).......... 436
Radio Broadcast Signals................... 184
Radio, Navigation....................... 222
Radio Operation...................186,194,208
Radio Remote Controls.................... 230
Radio, Satellite.......................222,226
Radio (Sound Systems)..............186,194,208
Rear Axle (Differential).................443,444
Rear Wheel Bearings..................... 451
Rear Window Features.................... 161
Rear Window, Sliding...................34,162
Reclining Front Seats..................... 115
Recorder, Event Data...................... 57
Recreational Towing...................... 369
Shifting into Transfer Case Neutral (N)....370,372
INDEX 521
10

Automatic Transmission...............252,256
Engine Block Heater.................256,264
Engine Fails to Start.................... 253
Manual Transmission.................252,256
Remote.............................. 26
Starting Procedures...................... 255
Starting Procedures (Diesel Engines).......... 255
Starting Procedures (Gas Engines)............ 252
Steel Carcass Ply Tires.................... 325
Steering
Linkage............................. 429
Power...........................312,428
Wheel Lock........................... 18
Wheel, Tilt........................... 130
Steering Wheel Mounted Sound System
Controls.............................. 230
Storage, Behind the Seat................... 157
Storage Compartment, Center Seat.........157,158
Storage, Vehicle......................... 467Storing Your Vehicle...................... 467
Supplemental Tire Pressure Information........ 333
Synthetic Engine Oil...................265,410
System, Navigation...................... 222
System, Remote Starting.................... 26
Tachometer............................ 175
Tether Anchor, Child Restraint.............63,67
Tilt Steering Column..................... 130
Tip Start.............................. 253
Tire and Loading Information Placard......318,333
Tire Identification Number (TIN)............. 317
Tire Markings.......................... 313
Tire Safety Information.................... 313
Tires ............................75,322,506
Aging (Life of Tires).................... 331
Air Pressure.......................... 322
Alignment........................... 332
Chains.............................. 333
524 INDEX

INTRODUCTION INTRODUCTION A MESSAGE FROM DAIMLERCHRYSLER CORPORATION - DIESEL ENGINES ONLY HOW TO USE THIS MANUAL WARNINGS AND CAUTIONS VAN CONVERSIONS/CAMPERS VEHICLE IDENTIFICATION NUMBER VEHICLE
MODIFICATIONS/ALTERATIONS THINGS TO KNOW BEFORE STARTING YOUR VEHICLE A WORD ABOUT YOUR KEYS Ignition Key RemovalLocking Doors With The KeySENTRY KEY Replacement KeysCustomer Key ProgrammingGeneral InformationSTEERING
WHEEL LOCK - IF EQUIPPED If You Wish To Manually Lock The Steering WheelTo Release The Steering Wheel LockAutomatic Transmission Ignition Interlock SystemSECURITY ALARM SYSTEM - IF EQUIPPED Rearming of the SystemTo Set the AlarmTo Disarm the
SystemILLUMINATED ENTRY SYSTEM - IF EQUIPPED REMOTE KEYLESS ENTRY - IF EQUIPPED To unlock the doorsTo lock the doorsUsing the Panic AlarmGeneral InformationTransmitter Battery Service REMOTE STARTING SYSTEM - IF EQUIPPED DOOR LOCKS
Manual Door Locks - If EquippedPower Door Locks - If EquippedChild Protection Door LockWINDOWS Power Windows - If Equipped Power Sliding Rear Window -If Equipped Sliding Rear Window - If EquippedWind BuffetingOCCUPANT RESTRAINTS Lap/Shoulder Belts
Adjustable Upper Shoulder Belt AnchorageAutomatic Locking Restraint (ALR) Mode - If EquippedCenter Lap BeltsSeat Belt PretensionersEnhanced Driver Seat Belt Reminder System (BeltAlert) Seat Belts and Pregnant WomenSeat Belt ExtenderDriver And Right Front
Passenger Supplemental Restraint System (SRS)-AirbagEvent Data Recorder (EDR)Child RestraintNEW ENGINE BREAK-IN 5.7L Gas Engine6.7L Diesel EngineSAFETY TIPS Transporting PassengersLock Your VehicleExhaust GasSafety Checks You Should Make Inside
The VehicleSafety Checks You Should Make Outside The VehicleUNDERSTANDING THE FEATURES OF YOUR VEHICLE MIRRORS Inside MirrorAutomatic Dimming Mirror - If EquippedOutside MirrorsExterior Mirrors Folding FeatureElectronic Power Mirrors - If Equipped
Electric Rear Window Defroster and Heated Sideview Mirrors - If EquippedTrailer Towing Mirrors - If EquippedHANDS-FREE COMMUNICATION (UConnect) -IF EQUIPPED OperationsPhone Call FeaturesUConnect System FeaturesAdvanced Phone ConnectivityThings
You Should Know About Your UConnect SystemGeneral InformationSEATS 40-20-40 Front Seat Reclining SeatsAdjustable Head RestraintsManual Rotary Lumbar Support Adjustment - If EquippedPower Seats - If EquippedHeated Seats - If EquippedTO OPEN AND CLOSE
THE HOOD LIGHTS Interior Lights Battery SaverHeadlamp DelayHeadlights, Parking Lights, Panel LightsDaytime Running Lights (Canada Only and FleetVehicles)Lights-on ReminderFog Lights - If EquippedMultifunction Control LeverWINDSHIELD WIPERS AND
WASHERS Windshield Wipers Windshield WashersTILT STEERING COLUMN DRIVER ADJUSTABLE PEDALS - IF EQUIPPED AdjustmentELECTRONIC SPEED CONTROL - IF EQUIPPED To ActivateTo Set At A Desired SpeedTo DeactivateTo Resume SpeedTo Vary
The Speed SettingTo Accelerate For PassingOVERHEAD CONSOLE WITH COMPASS/TEMPERATURE MINI-TRIP COMPUTER - IF EQUIPPED US/M Button RESET Button Global ResetStep Button Average Fuel Economy (AVG ECO)Distance To Empty (DTE)Trip
Odometer (ODO)Elapsed Time (ET)C/T Button Automatic Compass CalibrationManual Compass CalibrationRecalibrating The CompassOutside TemperatureOVERHEAD CONSOLE WITH ELECTRONIC VEHICLE INFORMATION CENTER (EVIC) - DIESEL ONLY
Dome/Reading LightsElectronic Vehicle Information Center (EVIC) - If Equipped Compass/Temperature ButtonELECTRICAL POWER OUTLETS CIGAR LIGHTER AND ASH RECEIVER CUPHOLDERS Front Instrument Panel Cupholders (40-20-40 Seats) - Automatic
TransmissionFront Instrument Panel Cupholders (Bucket Seats) - Automatic TransmissionFront Instrument Panel Cupholders - Manual Transmission Rear Cupholder (Quad Cab) - If EquippedSTORAGE Center Storage Compartment (40-20-40 Seat) - If Equipped Center
Storage Compartment (Bucket Seats) - If Equipped Storage and Seats (Quad Cab Models)Plastic Grocery Bag Retainers REAR WINDOW FEATURES Electric Rear Window Defroster and Heated Side view Mirrors - If EquippedPower Sliding Rear Window - If Equipped
Sliding Rear Window - If EquippedFOLD FLAT LOAD FLOOR - IF EQUIPPED UNDERSTANDING YOUR INSTRUMENT PANEL INSTRUMENTS AND CONTROLS INSTRUMENT CLUSTERS 5.7L Gas Engines 6.7L Cummins Diesel Engines INSTRUMENT CLUSTER
DESCRIPTION ELECTRONIC DIGITAL CLOCK Clock Setting ProcedureRADIO GENERAL INFORMATION Radio Broadcast SignalsTwo Types of SignalsElectrical DisturbancesAM ReceptionFM ReceptionSALES CODE REF - AM/FM/CD (SINGLE DISC) RADIO WITH
OPTIONAL SATELLITE RADIO AND HANDS FREE PHONE CAPABILITY Operating Instructions - Radio ModeOperation Instructions - CD ModeOperation Instructions - Auxiliary ModeOperating Instructions - Hands Free Phone - If EquippedOperating Instructions - Satellite
Radio - If EquippedSALES CODE RAQ - AM/FM/CD (6-DISC) RADIO WITH OPTIONAL SATELLITE RADIO, HANDS FREE PHONE, AND VEHICLE ENTERTAINMENT SYSTEMS (VES)CAPABILITIES Operating Instructions - Radio ModeOperation Instructions - (CD MODE
for CD Audio Play)LOAD/EJECT Button (CD Mode for CD Audio Play)Notes On Playing MP3 FilesOperation Instructions - (CD Mode for MP3 Audio Play)LOAD/EJECT Button (CD Mode for MP3 Play)SALES CODE RAK - AM/FM/CASSETTE/CD (6-DISC) RADIO WITH
OPTIONAL SATELLITE RADIO, HANDS FREE PHONE, VIDEO, MP3, and WMA CAPABILITIES Operating Instructions - Radio ModeOperating Instructions - Tape PlayerSeek ButtonFast Forward (FF)Rewind (RW)Tape EjectScan ButtonChanging Tape DirectionMetal Tape
SelectionPinch Roller ReleaseNoise ReductionOperation Instructions - (CD MODE for CD Audio Play)LOAD/EJECT Button (CD Mode for CD Audio Play)Notes On Playing MP3 FilesOperation Instructions - (CD Mode for MP3 and WMA Audio Play)LOAD/EJECT Button
(CD Mode for MP3 and WMA Play)SALES CODE REC - AM/FM/CD (6-DISC) RADIO WITH NAVIGATION SYSTEM Operating Instructions - Satellite Radio (If Equipped)REC Setting the ClockAudio Clock DisplayVIDEO ENTERTAINMENT SYSTEM (SALES CODE XRV)
- IF EQUIPPED SATELLITE RADIO - IF EQUIPPED System ActivationElectronic Serial Number/Sirius Identification Number (ESN/SID)Selecting Satellite Mode in REF, RAQ, and RAK RadiosSelecting a ChannelStoring and Selecting Pre-Set ChannelsUsing the PTY (Program
Type) Button - If EquippedPTY Button SCANPTY Button SEEKSatellite AntennaReception QualityREMOTE SOUND SYSTEM CONTROLS - IF EQUIPPED Radio OperationTape PlayerCD PlayerCASSETTE TAPE AND PLAYER MAINTENANCE COMPACT DISC
MAINTENANCE RADIO OPERATION AND CELLULAR PHONES CLIMATE CONTROLS Heater Only - If Equipped Air Conditioning and Heating - If Equipped Air Conditioning with Dual Zone Temperature Control - If EquippedOperating TipsOperating Tips Chart STARTING
AND OPERATING STARTING PROCEDURES - GAS ENGINES Manual Transmission - If EquippedAutomatic Transmission - If EquippedNormal StartingIf Engine Fails To StartAfter StartingSTARTING PROCEDURES - DIESEL ENGINES Manual Transmission - If Equipped
Automatic Transmission - If EquippedNormal Starting Procedure - Engine Manifold Air Temperature Above 66 degrees F (19 degrees C)Starting Procedure - Engine Manifold Air Temperature Below 66 degrees F (19 degrees C)Starting FluidsNORMAL OPERATION - DIESEL
ENGINE Cold Weather PrecautionsEngine Idling - In Cold WeatherStopping The EngineEngine Speed ControlOperating PrecautionsCooling System Tips -Automatic TransmissionENGINE BLOCK HEATER (GAS ENGINES)- IF EQUIPPED DIESEL EXHAUST BRAKE
(ENGINE BRAKING) - IF EQUIPPED AUTOMATIC TRANSMISSION Automatic Transmission with Overdrive (5 Speed 545RFE) - If EquippedAutomatic Transmission(6 Speed AS68RC) - If EquippedMANUAL TRANSMISSION Manual Transmission - 6 Speed (G56)
Recommended Vehicle Shift SpeedsDownshifting - Gas EngineDownshifting - Diesel EngineFOUR-WHEEL-DRIVE OPERATION - IF EQUIPPED Manually ShiftedTransfer Case Operating Information/PrecautionsShifting Procedure - Manually Shifted Transfer Case Transfer
Case Reminder LightElectronically Shifted Transfer Case Operating Information/Precautions (4 Position Switch) - If Equipped Shifting Procedure- Electronically Shifted Transfer Case LIMITED-SLIP DIFFERENTIAL - IF EQUIPPED POWER TAKE OFF OPERATION - IF
EQUIPPED Stationary ModeMobile ModePower Take Off - Aftermarket InstallationDRIVING ON SLIPPERY SURFACES DRIVING THROUGH WATER Flowing/Rising WaterShallow Standing WaterDRIVING OFF-ROAD PARKING BRAKE BRAKE SYSTEM Brake Noise
Four-Wheel Anti-Lock Brake SystemPOWER STEERING TIRE SAFETY INFORMATION Tire Markings Tire Identification Number (TIN)Tire Loading and Tire PressureTIRES - GENERAL INFORMATION Tire PressureTire Inflation PressuresRadial-Ply TiresLimited Use Spare
- If EquippedTire SpinningTread Wear IndicatorsLife of TireReplacement TiresAlignment And BalanceSUPPLEMENTAL TIRE PRESSURE INFORMATION - IF EQUIPPED TIRE CHAINS SNOW TIRES TIRE ROTATION RECOMMENDATIONS Dual Rear Wheels ENGINE
RUNAWAY FUEL REQUIREMENTS Fuel Requirements (5.7L Gas Engines)Fuel Requirements (6.7L Diesel Engines)ADDING FUEL Adding Fuel (Gas Engines)Adding Fuel (Diesel Engines)VEHICLE LOADING Certification LabelTRAILER TOWING Common Towing
DefinitionsTrailer Hitch ClassificationTrailer Towing Weights (Maximum Trailer Weight Ratings)Trailer and Tongue WeightTowing RequirementsTowing TipsTrailer Towing Mirrors - If EquippedSNOWPLOW Before plowingSnowplow Prep Package Model AvailabilityOver the
Road Operation With Snowplow AttachedMethods For Removing Snow Operating TipsGeneral MaintenanceRECREATIONAL TOWING (BEHIND MOTORHOME, ETC.) Recreational Towing - 2 Wheel Drive ModelsRecreational Towing - 4 Wheel Drive ModelsWHAT TO DO
IN EMERGENCIES HAZARD WARNING FLASHER JACKING AND TIRE CHANGING 3500 Models - If EquippedJACKING INSTRUCTIONS Tire Changing ProcedureHOISTING JUMP-STARTING With Portable Starting UnitFREEING A STUCK VEHICLE EMERGENCY
TOW HOOKS - IF EQUIPPED TOWING A DISABLED VEHICLE 4-Wheel- Drive Vehicles2-Wheel- Drive VehiclesMAINTAINING YOUR VEHICLE ENGINE COMPARTMENT - 6.7LDIESEL ENGINE ENGINE COMPARTMENT- 5.7L GAS ENGINE ONBOARD DIAGNOSTIC
SYSTEM (OBD II) Loose Fuel Filler Cap MessageREPLACEMENT PARTS ENGINE DATA PLATE DEALER SERVICE SERVICE INFORMATION MAINTENANCE PROCEDURES EngineOilDrive Belts (Gas Engines)Drive Belt (Diesel Engines)Engine Air Cleaner Filter (Gas
Engines)Engine Air Cleaner Filter (Diesel Engines)Draining Fuel/Water Separator Filter (Diesel Engines) Engine Fuel Filter (Gas Engines)Spark Plugs (Gas Engines)Catalytic Converter (Gas Engines)Intervention Regeneration Strategy - EVIC Message Process Flow (Catalyst
Full Message) (Diesel Engines Only)Emission-Related Components (Gas Engines)Maintenance Free Battery (Gas Engines)Maintenance Free Batteries(Diesel Engines)Air Conditioner MaintenancePower Steering - Fluid CheckFront Suspension Ball JointsSteering Linkage
- InspectionFront Prop Shaft LubricationFront Axle Universal Drive Joints And Ball JointsBody LubricationWindshield Wiper BladesWindshield WashersExhaust SystemCooling SystemFanCharge Air Cooler - Inter-Cooler (Diesel Engines)Hoses And Vacuum/Vapor Harnesses
Fuel System ConnectionsBrake SystemClutch Hydraulic SystemClutch LinkageRear Axle And 4x4 Front Driving Axle Fluid LevelTransfer Case - If EquippedManual Transmission - If EquippedAutomatic Transmission (Gas Engine Only)Automatic Transmission (Diesel Engine
Only)Front and Rear Wheel BearingsNoise Control System Required Maintenance and WarrantyAppearance Care and Protection from CorrosionFUSES (INTEGRATED POWER MODULE) VEHICLE STORAGE REPLACEMENT LIGHT BULBS BULB REPLACEMENT
Headlight (Halogen)/Front Park and Turn LightsFog LightsCab Top Clearance Lights - If EquippedFLUID AND CAPACITIES FLUIDS, LUBRICANTS AND GENUINEPARTS EngineChassisMAINTENANCE SCHEDULES EMISSION CONTROL SYSTEM MAINTENANCE
MAINTENANCE SCHEDULES - 6.7L TURBO DIESEL Oil Change Indicator SystemMaintenance ScheduleMAINTENANCE SCHEDULE - 5.7L GAS ENGINE Required Maintenance IntervalsIF YOU NEED CONSUMER ASSISTANCE SUGGESTIONS FOR OBTAINING
SERVICE FOR YOUR VEHICLE Prepare For The AppointmentPrepare A ListBe Reasonable With RequestsIF YOU NEED ASSISTANCE WARRANTY INFORMATION (U.S. Vehicles Only) MOPAR PARTS REPORTING SAFETY DEFECTS In CanadaPUBLICATION ORDER
FORMS DEPARTMENT OF TRANSPORTATION UNIFORM TIRE QUALITY GRADES TreadwearTraction GradesTemperature GradesINDEX