2004 JEEP GRAND CHEROKEE check engine light

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 transmission, 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 coolant level, hoses, and clamps.
²Rotate the tires at each oil change interval shown on
Schedule ªAº 6,000 miles (10 000 km) or every other
interval shown on Schedule ªBº 6,000 miles (10 000
km).
²After completion of off-road operation, the underside
of the vehicle should be thoroughly inspected. Exam-
ine threaded fasteners for looseness.
298 MAINTENANCE SCHEDULES
8
M
A
I
N
T
E
N
A
N
C
E
S
C
H
E
D
U
L
E
S

Adding Washer Fluid..................... 171
Adjustable Pedals........................ 84
Air Cleaner, Engine...................... 264
Air Conditioner Maintenance............... 265
Air Conditioning........................ 164
Air Conditioning Refrigerant............... 266
Air Conditioning System.................. 164
Air Filter.............................. 264
Air Pressure, Tires....................... 212
Airbag................................ 35
Airbag Deployment....................... 42
Airbag Light.......................44,52,129
Airbag Maintenance....................... 43
Alarm................................ 23
Alarm, Panic............................ 21
Alarm System........................... 23
Alignment and Balance................... 217
Alterations/Modifications, Vehicle............. 8
Antenna, Satellite Radio................... 155Antifreeze (Engine Coolant)................ 291
Anti-Lock Brake System................... 197
Anti-Lock Warning Light.................. 133
Anti-Theft System........................ 23
Appearance Care........................ 281
Arming Theft System...................... 23
Automatic Dimming Mirror................. 60
Automatic Door Locks..................... 19
Automatic Headlights..................... 77
Automatic Temperature Control............. 167
Automatic Transmission................179,277
Adding Fluid......................278,279
Fluid and Filter Changes................. 277
Fluid Level Check...................277,278
Fluid Type........................... 277
Gear Ranges.......................... 181
Overdrive........................... 182
Shifting............................. 179
Special Additives...................... 280
328 INDEX

Cassette Tape and Player Maintenance......... 162
Cassette Tape Player...................143,147
Catalytic Converter...................... 261
Caution, Exhaust Gas...................... 51
CD Changer......................140,150,156
CD Player....................136,139,143,149
CD Player Maintenance................... 163
Cellular Phone.......................... 164
Center Lap Belts......................... 33
Chains, Tire............................ 220
Chart, Tire Sizing........................ 204
Check Engine Light...................... 130
Checks, Safety.........................52,53
Child Restraint.......................... 44
Child Restraint Tether Anchors............... 47
Child Safety Locks........................ 18
Climate Control......................... 164
Clock................................ 135
Compact Disc Maintenance................. 163Compact Spare Tire...................... 241
Compass...........................101,104
Compass Calibration..................... 104
Compass Variance....................... 105
Computer, Trip/Travel.................... 101
Console, Overhead....................... 89
Contract, Service........................ 320
Converter, Catalytic...................... 261
Cooling System......................... 269
Adding Coolant (Antifreeze).............. 271
Coolant Capacity...................... 291
Coolant Level......................... 272
Disposal of Used Coolant................ 270
Drain, Flush, and Refill.................. 270
Inspection........................... 269
Points to Remember.................... 273
Pressure Cap......................... 272
Radiator Cap......................... 272
Selection of Coolant..................270,291
330 INDEX

Filters
Air Cleaner.......................... 264
Engine Fuel.......................... 263
Finish Care............................ 282
Flashers.............................. 236
Hazard Warning....................... 236
Turn Signal.......................... 129
Flat Tire Changing....................... 240
Flipper Glass, Tailgate..................... 15
Flooded Engine Starting................... 177
Fluid Capacities......................... 291
Fluid Leaks............................. 53
Fluid Level Checks
Automatic Transmission...............277,278
Engine Oil........................... 256
Power Steering........................ 266
Fog Lights............................. 79
Four Wheel Drive
Operation........................... 186Four-Way Hazard Flasher.................. 236
Freeing A Stuck Vehicle................... 186
Front Axle............................. 281
Fuel................................. 221
Filler Cap............................ 224
Filler Door........................... 224
Filter............................... 263
Gasoline............................ 221
Gauge.............................. 133
Light............................... 134
Materials Added....................... 224
Octane Rating........................ 221
Requirements......................... 291
Tank Capacity........................ 291
Fuel System Caution..................... 225
Fuses................................ 286
Garage Door Opener..................... 106
GasCap .............................. 224
INDEX 333
10

Instrument Cluster....................... 127
Instrument Panel and Controls.............. 126
Interior Appearance Care.................. 284
Interior Fuses.......................... 286
Interior Lighting......................... 75
Interior Lights.........................75,78
Intermittent Wipers....................... 81
Introduction............................. 4
Jack Location........................... 238
Jack Operation.......................... 242
Jacking Instructions...................... 242
Jump Starting.......................... 246
Key, Programming........................ 14
Key, Replacement........................ 13
Key, Sentry............................. 12
Key-In Reminder......................... 12
Keyless Entry System...................... 20Keys.................................. 11
Lane Change and Turn Signals.............. 129
Lap Belts.............................. 33
Lap/Shoulder Belts....................... 27
LATCH (Lower Anchors and Tether for CHildren) . 47
Lead Free Gasoline...................... 221
Leaks, Fluid............................ 53
Liftgate Flipper Glass...................... 15
Liftgate Window Wiper/Washer............. 170
Lights...............................53,75
Airbag............................44,129
Alarm............................... 52
Anti-Lock........................... 133
Automatic Headlights.................... 77
Battery Saver.......................... 76
Brake Warning........................ 134
Cargo .............................. 118
Check Engine......................... 130
INDEX 335
10