Page 412 of 493

or suspected. Proper maintenance of the entire vehicle
will help the effectiveness of the noise control systems.
Exhaust System
Inspect the entire exhaust system for leaks and damaged
parts. Devices such as hangers, clamps, and U-bolts
should be tight and in good condition. Damaged compo-
nents, burned or blown out mufflers, burned or rusted
out exhaust pipes should be replaced according to the
procedures and specifications outlined in the appropriate
service manual.
Air Cleaner Assembly
Inspect air cleaner housing for proper assembly and fit.
Make certain that the air cleaner is properly positioned
and that the cover is tight. Check all hoses leading to the
air cleaner for tightness. The air filter element must also
be clean and serviced according to the instructions out-
lined in the Maintenance Schedule Section of this
manual.Tampering With Noise Control System Prohibited
Federal law prohibits the following acts or the causing
thereof: (1) the removal or rendering inoperative by any
person, other than for purposes of maintenance, repair, or
replacement, of any device or element of design incorpo-
rated into any new vehicle for the purpose of noise
control prior to its sale or delivery to the ultimate
purchaser or while it is in use, or (2) the use of the vehicle
after such device or element of design has been removed
or rendered inoperative by any person.
Among those acts presumed to constitute tampering are
the acts listed below.
•AIR CLEANER
Removal of the air cleaner.
Removal of the air cleaner filter element from the air
cleaner housing.
Removal of the air ducting.
412 MAINTAINING YOUR VEHICLE
Page 444 of 493
Once a Month
•Check tire pressure and look for unusual wear or
damage.
•Inspect the batteries and clean and tighten the termi-
nals as required.
•Check the fluid levels of coolant reservoir, brake
master cylinder, and transmission and transfer case (if
equipped), add as needed.
•Check Filter Minder™. Replace air cleaner filter
element if necessary.
•Check all lights and all other electrical items for correct
operation.At Each Oil Change
•Change the engine oil filter.
•Inspect the exhaust system.
•Inspect the brake hoses.
•Inspect the U-Joints ( if equipped) and front suspen-
sion components.
•Check the automatic transmission fluid level.
•Check the manual transmission fluid level.
•Check the coolant level, hoses, and clamps.
•Lubricate outer tie rod ends 2500/3500 (4X4) models
only.
•Lubricate Front Drive Shaft Fitting (2500/3500, 4X4).
444 MAINTENANCE SCHEDULES
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Page 456 of 493
Miles 116,250 120,000 123,750 127,500 131,250 135,000
(Kilometers) (186 000) (192 000) (198 000) (204 000) (210 000) (216 000)
Change engine oil and engine oil filter. X X X
Lubricate Front Drive Shaft Fitting (2500/
3500, 4X4).X X XXXX
Rotate tires. X X X
Check spare tire for proper pressure and cor-
rect stowage.XXX
Flush and replace engine coolant at 120
months, if not replaced at 102,000 miles (163
000 km).X
Lubricate outer tie rod ends 2500/3500 (4X4)
models only.XXX
Clean engine air filter assembly.X
Adjust valve lash clearance.X
Inspect drive belts, replace as required. X
Drain and refill transfer case fluid (4X4). X
Inspect fan hub. X
456 SCHEDULE “B”
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Page 478 of 493

Air Cleaner, Engine (Engine Air Cleaner Filter) . 385,412
Air Conditioner Maintenance............... 391
Air Conditioning Refrigerant.............391,392
Air Conditioning System................234,391
Air Conditioning System, Zone Control........ 238
Air Filter.............................. 385
Air Pressure, Tires....................301,309
Airbag..............................43,49
Airbag Light.........................72,178
Airbag On/Off Switch..................... 49
Airbag, Side............................ 52
Alarm, Out of Park Sense.................. 271
Alarm (Security Alarm).................26,180
Alignment and Balance................... 308
Alterations/Modifications, Vehicle............. 7
Antenna, Satellite Radio................... 227
Antifreeze (Engine Coolant)................ 400
Capacities........................... 437
Anti-Lock Warning Light...............182,290Anti-Theft System.....................26,180
Appearance Care........................ 416
Ashtray............................... 152
Automatic Transmission................... 407
Adding Fluid......................... 407
Fluid and Filter Changes................. 408
Fluid Level Check...................... 407
Fluid Type........................408,439
Shift Indicator........................ 180
Shifting............................. 266
Special Additives...................... 409
Axle Fluid..........................406,439
Axle Lubrication (Axle Fluid)............... 406
Ball Joints............................. 393
Battery............................... 390
Blanket..........................261,391
Emergency Starting..................... 363
Saving Feature (Protection)............... 121
478 INDEX
Page 481 of 493

Engine Oil........................... 384
Used Coolant (Antifreeze)................ 401
Door Ajar............................. 185
Door Locks............................. 17
Door Opener, Garage..................... 141
Draining Fuel/Water Separator Filter.......... 387
Drive Belts............................ 385
Dual Rear Wheels.....................313,360
DVD Player (Video Entertainment System)...... 223
Electric Rear Window Defrost..........81,237,241
Electrical Power Outlets................... 150
Electronic Speed Control (Cruise Control)...... 130
Electronically Shifted Transfer Case........... 278
Emergency Brake........................ 286
Emergency, In Case of
Freeing Vehicle When Stuck............... 366
Hazard Warning Flasher................. 350
Jacking............................. 353Jump Starting......................... 363
Tow Hooks.......................... 367
Towing............................. 368
Emission Control System Maintenance......... 442
Engine............................... 374
Air Cleaner.......................... 385
Block Heater.......................253,260
Break-In Recommendations................ 69
Compartment......................... 374
Coolant (Antifreeze).................400,438
Cooling............................. 397
Data Plate........................... 348
Identification......................... 374
Idling.............................. 262
Jump Starting......................... 363
Oil ..............................379,438
Oil Synthetic......................... 261
Runaway............................ 314
Temperature Gauge..................... 179
INDEX 481
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