2008 JEEP GRAND CHEROKEE check engine

NOTE:Most vehicles are operated under the conditions
listed for Schedule ªB.º
NOTE:IfANYof these apply to you, change your
engine oil every 3,000 miles (5 000 km) or 3 months,
whichever comes first, and follow the maintenance rec-
ommendations in ªMaintenance Schedule B.º
NOTE:IfANYof these apply to you then flush and
replace your engine coolant every 102,000 miles (170 000
km) or 60 months, whichever comes first, and follow
ªSchedule Bº of the ªMaintenance Schedulesº section of
this manual.
Second is ScheduleªAº. It is for vehicles that are not
operated under any of the conditions listed under Sched-
ule ªB.º
Use the schedule that best describes your driving condi-
tions. Where time and mileage are listed, follow the
interval that occurs first.CAUTION!
Failure to perform the required maintenance items
may result in damage to the vehicle.
At Each Stop for Fuel
²Check the engine oil level about 5 minutes after a fully
warmed engine is shut off. Checking the oil level while
the vehicle is on level ground will improve the accu-
racy of the oil level reading. Add oil only when the
level is at or below the ADD or MIN mark.
²Check the windshield washer solvent, add as required.
MAINTENANCE SCHEDULES 357
8
M
A
I
N
T
E
N
A
N
C
E
S
C
H
E
D
U
L
E
S

Once a Month
²Check the tire pressure and look for unusual wear or
damage.
²Inspect the battery and clean and tighten the terminals
as required.
²Check the fluid levels of the coolant reservoir, brake
master cylinder, and add as needed.
²Check all lights and all other electrical items for correct
operation.At Each Oil Change
²Change the engine oil filter.
²Inspect the exhaust system.
²Inspect brake hoses.
²Check the engine coolant/anti-freeze level, hoses, and
clamps.
358 MAINTENANCE SCHEDULES
8
M
A
I
N
T
E
N
A
N
C
E
S
C
H
E
D
U
L
E
S

ABS (Anti-Lock Brake System)............175,254
Adding Engine Coolant (Antifreeze).......... 326
Adding Fuel........................... 282
Adding Washer Fluid..................... 168
Additives, Fuel......................... 280
Adjustable Pedals....................... 130
Air Conditioner Maintenance............... 319
Air Conditioning, Operating Tips............ 236
Air Conditioning Refrigerant............... 320
Air Pressure, Tires....................... 269
Airbag................................ 45
Airbag Deployment....................... 51
Airbag Light.......................53,67,175
Airbag Maintenance....................... 53
Alarm, Panic............................ 22
Alarm (Security Alarm).................18,176
Alarm System (Security Alarm)............... 18
Alignment and Balance................... 274
Alterations/Modifications, Vehicle............. 8Antenna, Satellite Radio................... 222
Antifreeze (Engine Coolant)..............325,352
Disposal............................ 327
Anti-Lock Brake System (ABS)............134,254
Anti-Lock Warning Light.................. 175
Anti-Theft System.....................18,176
Appearance Care........................ 333
Audio Systems (Radio).................... 212
Auto Down Power Windows................ 29
Automatic Dimming Mirror................. 74
Automatic Door Locks..................... 27
Automatic Headlights.................... 120
Automatic Temperature Control (ATC)......... 229
Automatic Transmission................247,333
Fluid Level Check...................... 333
Autostick............................. 250
Auxiliary Electrical Outlet (Power Outlet)...... 158
Auxiliary Power Outlet................... 158
386 INDEX

Air Cleaner Filter...................... 316
Break-In Recommendations................ 66
Checking Oil Level..................... 311
Compartment......................... 306
Compartment Identification............... 306
Coolant (Antifreeze).................... 324
Cooling............................. 324
Exhaust Gas Caution..................66,281
Fails to Start.......................... 244
Fuel Requirements..................278,352
Oil .............................. 311,352
Oil Change Interval.................... 312
Oil Selection.......................313,352
Overheating.......................... 299
Starting............................. 242
Temperature Gauge..................... 178
Engine Oil Viscosity...................... 314
Engine Oil Viscosity Chart................. 314
Enhanced Accident Response Feature.......... 52Entry System, Illuminated.................. 19
Ethanol............................... 279
Event Data Recorder...................... 54
Exhaust Gas Caution................66,281,323
Exhaust System......................... 323
Exterior Finish Care...................... 334
Fabric Care............................ 336
Filters
Air Cleaner.......................... 316
Engine Fuel.......................... 317
Engine Oil........................... 315
Engine Oil Disposal.................... 315
Finish Care............................ 334
Flashers.............................. 298
Hazard Warning....................... 298
Turn Signal.....................174,349,350
Flipper Glass, Liftgate..................... 33
Flooded Engine Starting................... 244
390 INDEX

Fluid Capacities......................... 352
Fluid Leaks............................. 68
Fluid Level Checks
Brake............................... 331
Cooling System....................... 324
Engine Oil........................... 311
Power Steering........................ 320
Fluids, Lubricants and Genuine Parts.......... 353
Fog Light Service........................ 350
Fog Lights.......................123,181,350
Folding Rear Seat........................ 111
Four-Way Hazard Flasher.................. 298
Freeing A Stuck Vehicle................... 249
Front Heated Seats....................... 107
Fuel................................. 278
Additives............................ 280
Clean Air............................ 279
Ethanol............................. 279
Filler Cap (Gas Cap).................... 282Filter............................... 317
Gasoline............................ 278
Gauge.............................. 181
Hoses.............................. 332
Materials Added....................... 280
Methanol............................ 279
Octane Rating........................ 278
Requirements......................278,352
Tank Capacity........................ 352
Fuel System Caution...................283,284
Fuses................................ 338
Garage Door Opener (HomeLinkt) ........... 148
Gas Cap (Fuel Filler Cap)............282,284,308
Gasoline, Clean Air...................... 279
Gasoline (Fuel)......................... 278
Gasoline, Reformulated................... 279
Gauges
Coolant Temperature.................... 178
INDEX 391
10

Cargo .............................. 162
Center Mounted Stop................... 351
Cruise.............................. 180
Daytime Running...................... 123
Dimmer Switch, Headlight............. 119,124
Electronic Stability Program (ESP)
Indicator.......................141,176,180
Electronic Throttle Control Warning......... 181
Fog ..........................123,181,350
Fuses............................... 338
Hazard Warning Flasher................. 298
Headlight Switch...................... 120
Headlights........................... 347
Headlights On With Wipers............... 121
High Beam Indicator.................... 174
Illuminated Entry....................... 19
Instrument Cluster..................120,122
Interior..........................122,125
Lights On Reminder.................... 123Low Fuel............................ 181
LowTire ............................ 177
Malfunction Indicator (Check Engine)........ 174
Map Reading......................... 125
Oil Pressure.......................... 176
Passing............................. 124
Reading..........................125,148
Rear Servicing........................ 350
Rear Tail............................ 350
Seat Belt Reminder..................... 180
Security Alarm (Theft Alarm).............. 176
Service.............................. 347
Service Engine Soon (Malfunction Indicator) . . . 174
Side Marker.......................... 350
SmartBeams.......................... 121
Tire Pressure Monitoring (TPMS)........... 177
Traction Control....................141,176
Turn Signal.................. 119,124,349,350
Vanity Mirror.......................... 77
394 INDEX

Voltage............................. 181
Load Floor, Cargo....................... 166
Loading Vehicle
Tires ............................... 263
Locks................................. 26
Automatic Door........................ 27
Child Protection........................ 28
Door................................ 26
Power Door........................... 27
Lower Anchors and Tether for CHildren
(LATCH)............................60,61
Lubrication, Body....................... 321
Lumbar Support........................ 106
Maintenance Free Battery.................. 318
Maintenance Procedures................... 311
Maintenance Schedule.................... 356
Schedule ªAº......................... 369
Schedule ªBº......................... 359Maintenance Schedules.................... 356
Malfunction Indicator Light (Check Engine) . . 174,309
Manual, Service......................... 380
Memory Feature (Memory Seat)............. 114
Memory Seat........................... 114
Memory Seats and Radio.................. 114
Methanol............................. 279
Mini-Trip Computer...................... 186
Mirrors................................ 74
Automatic Dimming..................... 74
Electric Powered....................... 76
Electric Remote........................ 76
Exterior Folding........................ 75
Heated.............................. 77
Outside.............................. 75
Vanity............................... 77
Modifications/Alterations, Vehicle............. 8
Monitor, Tire Pressure System............... 275
Mopar Parts.........................310,379
INDEX 395
10

MP3 Player............................ 212
MTBE/ETBE........................... 279
Multi-Function Control Lever............... 119
Navigation Radio........................ 215
Navigation System....................... 215
New Vehicle Break-In Period................ 66
Occupant Restraints....................... 34
Octane Rating, Gasoline (Fuel).............. 278
Odometer..........................179,180
Trip ................................ 179
Oil, Engine............................ 311
Capacity............................ 352
Change Interval....................... 312
Checking............................ 311
Disposal............................ 315
Filter............................... 315
Filter Disposal........................ 315Materials Added to..................... 315
Pressure Warning Light.................. 176
Recommendation...................313,352
Viscosity............................ 352
Onboard Diagnostic System..............307,308
Opener, Garage Door (HomeLinkt) ........... 148
Outside Rearview Mirrors.................. 75
Overhead Console....................... 147
Overheating, Engine...................179,299
Owner's Manual (Operator Manual).......... 380
Paint Care............................. 333
Paint Damage.......................... 333
Panic Alarm............................ 22
Park Sense System, Rear................... 142
Parking Brake.......................... 253
Passing Light........................... 124
Pedals, Adjustable....................... 130
Personal Settings........................ 190
396 INDEX