User Manual - Page 6

For 2021 JEEP GRAND CHEROKEE.

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4
STARTING AND OPERATING
STARTING THE ENGINE .......................................99
Automatic Transmission.............................. 99
Normal Starting ........................................... 99
AutoPark.....................................................100
If Engine Fails To Start ..............................102
Cold Weather Operation (Below –22°F
Or −30°C) ..................................................102
After Starting..............................................102
ENGINE BLOCK HEATER — IF EQUIPPED ....... 102
ENGINE BREAK-IN RECOMMENDATIONS ...... 103
PARKING BRAKE .............................................. 103
AUTOMATIC TRANSMISSION............................ 105
Ignition Park Interlock ...............................106
Brake/Transmission Shift Interlock
(BTSI) System ............................................106
Fuel Economy (ECO) Mode .......................106
Eight–Speed Automatic Transmission .....107
SPORT MODE — IF EQUIPPED.......................... 112
FOUR WHEEL DRIVE OPERATION.................... 112
Quadra-Trac I Operating Instructions/
Precautions — If Equipped ........................112
Quadra-Trac II Operating Instructions/
Precautions — If Equipped ........................113
Shift Positions ............................................113
Shifting Procedures ...................................114
Quadra-Drive II System — If Equipped......114
QUADRA-LIFT — IF EQUIPPED...........................115
Description.................................................115
Air Suspension Modes...............................117
Instrument Cluster Display Messages .....117
Operation....................................................117
SELEC-TERRAIN — IF EQUIPPED .....................119
Selec-Terrain Mode Selection...................119
Instrument Cluster Display Messages .....119
FUEL SAVER TECHNOLOGY 5.7L ONLY — IF
EQUIPPED ...........................................................120
POWER STEERING .............................................120
STOP/START SYSTEM — IF EQUIPPED............120
Autostop Mode...........................................120
Possible Reasons The Engine Does Not
Autostop .....................................................121
To Start The Engine While In Autostop
Mode...........................................................121
To Manually Turn Off The Stop/Start
System........................................................122
To Manually Turn On The Stop/Start
System........................................................122
System Malfunction...................................122
CRUISE CONTROL SYSTEMS
IF EQUIPPED .......................................................122
Cruise Control — If Equipped.....................122
Adaptive Cruise Control (ACC) —
If Equipped.................................................124
PARKSENSE FRONT/REAR PARK ASSIST
SYSTEM — IF EQUIPPED .................................. 134
ParkSense Sensors ...................................135
ParkSense Display.....................................135
ParkSense Warning Display......................138
Enabling And Disabling ParkSense .......... 138
Service The ParkSense Park Assist
System........................................................138
Cleaning The ParkSense System..............139
ParkSense System Usage Precautions....139
PARKSENSE ACTIVE PARK ASSIST
SYSTEM — IF EQUIPPED ................................... 140
Enabling And Disabling The ParkSense
Active Park Assist System .........................141
Parallel/Perpendicular Parking Space
Assistance Operation ................................142
LANESENSE — IF EQUIPPED ........................... 144
LaneSense Operation................................144
Turning LaneSense On Or Off ...................145
LaneSense Warning Message.................. 145
Changing LaneSense Status.....................147
PARKVIEW REAR BACK UP CAMERA ............. 147
REFUELING THE VEHICLE ................................. 149
Emergency Fuel Filler Door Release ........149
VEHICLE LOADING............................................. 150
Certification Label .....................................150
21_WK_OM_EN_USC_t.book Page 4
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