Page 577 of 620

Severe Duty All Models
Change Engine Oil at 4,000 miles (6,500 km) if the vehicle
is operated in a dusty and off road environment or is
operated predominantly at idle or only very low engine
RPM’s. This type of vehicle use is considered Severe
Duty.
Once A Month Or Before A Long Trip:
•Check engine oil level.
• Check windshield washer fluid level.
• Check tire pressure and look for unusual wear or
damage. Rotate tires at the first sign of irregular wear,
even if it occurs before your next scheduled service.
• Check the fluid levels of the coolant reservoir, brake
master cylinder, and power steering (if equipped) and
fill as needed.
• Check function of all interior and exterior lights. Required Maintenance Intervals:
Refer to the maintenance schedules on the following
page for the required maintenance intervals.
At Every Oil Change Interval As Indicated By Oil
Change Indicator System:
•Change oil and filter
• Rotate the tires.
Rotate at the first sign of irregular
wear, even if it occurs before your next scheduled service
• Inspect battery and clean and tighten terminals as
required
• Inspect brake pads, shoes, rotors, drums, hoses
and park brake
•
Inspect engine cooling system protection and hoses
• Inspect exhaust system
• Inspect engine air cleaner if using in dusty or
off-road conditions 8
MAINTENANCE SCHEDULES 575 
     
        
        Page 602 of 620

Break-In Recommendations.................99
Checking Oil Level ...................514, 515
Compartment ...................... .508, 509
Compartment Identification ................508
Coolant (Antifreeze) ...........528, 568, 569, 570
Cooling ............................. .528
Exhaust Gas Caution .................100, 454
Fails To Start ......................... .380
Flooded, Starting ...................... .380
Fuel Requirements ..................... .450
Jump Starting ...................491, 492, 493
Oil ....................514, 566, 568, 569, 570
Oil Filler Cap ......................... .517
Oil Filter ............................ .518
Oil Selection ...................... .516, 566
Oil Synthetic ......................... .518
Overheating .......................... .478
Starting ............................. .376
Engine Oil Viscosity ...................... .517Engine Oil Viscosity Chart
...................517
Enhanced Accident Response Feature ............72
Entry System, Illuminated ....................21
Ethanol ............................ .451, 455
Event Data Recorder ........................76
Exhaust Gas Caution ...................100, 454
Exhaust System ...................... .100, 526
Exterior Folding Mirrors ....................119
Exterior Lighting ......................... .152
Exterior Lights .......................... .103
Filters Air Cleaner .......................... .519
Air Conditioning ....................348, 522
Engine Oil ..................518, 568, 569, 570
Engine Oil Disposal .....................518
Flashers Hazard Warning ....................... .478
Turn Signal .....................103, 158, 297
600 INDEX 
     
        
        Page 603 of 620

Flash-To-Pass........................... .159
Flexible Fuel Vehicles Cruising Range ........................ .457
Engine Oil ........................... .456
Fuel Requirements ...................455, 456
Maintenance .......................... .458
Replacement Parts ...................... .457
Starting ............................. .457
Flooded Engine Starting ....................380
Floor Console ........................... .255
Fluid, Brake ......................... .568, 571
Fluid Capacities ......................... .566
Fluid Leaks ............................ .104
Fluid Level Checks ....................... .539
Automatic Transmission ..................537
Brake ............................... .535
Cooling System ........................ .528
Engine Oil ........................ .514, 515
Transfer Case ......................... .538Fluids, Lubricants And Genuine Parts
...........568
Fog Lights .......................... .157, 283
Folding Rear Seat ........................ .144
Forward Collision Warning ..................205
Freeing A Stuck Vehicle .....................495
Fuel .................................. .450
Additives ............................ .452
Clean Air ............................ .451
Ethanol .......................... .451, 455
Gasoline ............................. .450
Gauge .............................. .291
Materials Added ....................... .452
Methanol ............................ .451
Octane Rating ................450, 568, 569, 570
Requirements ......................... .450
Specifications ...................568,
 569, 570
Tank Capacity ......................... .566
Fuel, Flexible ........................... .45510
INDEX 601