Page 408 of 472

FLUIDS, LUBRICANTS, AND GENUINE PARTS
Engine
Component Fluid, Lubricant, or Genuine Part
Engine Coolant MoparAntifreeze/Coolant 5 Year/100,000 Mile Formula HOAT (Hybrid
Organic Additive Technology)
Engine Oil (3.7L/4.7L/5.7L Engines) Use API Certified SAE 5W-20 Engine Oil, meeting the requirements of
DaimlerChrysler Material Standard MS-6395.
Engine Oil (3.0L Diesel Engines) Use API Certified SAE 5W-30 Synthetic Engine Oil, meeting the require-
ments of DaimlerChrysler Material Standard MS-11106 or Mercedes Benz
MB 229.51 and ACEA C3 qualified engine oils.
Oil Filter (3.7/4.7/5.7L Gasoline Engines) MoparOil Filter (P/N 05281090)
Oil Filter (3.0L Diesel Engines) MoparOil Filter (P/N 05175571AA)
Spark Plugs Refer to the Vehicle Emission Control Information label in the engine
compartment.
Fuel Selection (3.7L and 4.7L Engines) 87 Octane
Fuel Selection (5.7L Engines) 87 Octane Acceptable - 89 Octane Recommended
Fuel Selection (3.0L Diesel Engines) Use only the best quality fuel with a calculated Cetane Index of 50 or
higher. In addition, the manufacturer recommends using diesel fuel with a
sulfur content ofless than 350 ppm.
408 MAINTAINING YOUR VEHICLE
Page 413 of 472

•Taxi, police, or delivery service (commercial service)
•Off-road or desert driving
NOTE:Most vehicles are operated under the conditions
listed for Schedule “B.”
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 “Maintenance Schedule B.”
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
“Schedule B” of the “Maintenance Schedules” section of
this manual.
Second is Schedule“A”. It is for vehicles that are not
operated under any of the conditions listed under Sched-
ule “B.”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
•Check 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.
•Check the windshield washer solvent, add as required.
MAINTENANCE SCHEDULES 413
8
M
A
I
N
T
E
N
A
N
C
E
S
C
H
E
D
U
L
E
S
Page 414 of 472
Once a Month
•Check the tire pressure and look for unusual wear or
damage.
•Inspect the battery and clean and tighten the terminals
as required.
•Check the fluid levels of the coolant reservoir, brake
master cylinder, and transmission, and add as needed.
•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 brake hoses.
•Check the engine coolant/anti-freeze level, hoses, and
clamps.
•After completion of off-road operation, the underside
of the vehicle should be thoroughly inspected. Exam-
ine threaded fasteners for looseness.
414 MAINTENANCE SCHEDULES
8
M
A
I
N
T
E
N
A
N
C
E
S
C
H
E
D
U
L
E
S
Page 415 of 472

Schedule “B”
Follow this schedule if you usually operate your vehicle
under one or more of the following conditions.
•Day or night temperatures are below 32°F (0°C)
•Stop and go driving
•Excessive engine idling
•Driving in dusty conditions
•Short trips of less than 10 miles (16.2 km)
•More than 50% of your driving is at sustained high
speeds during hot weather, above 90°F (32°C)
•Trailer towing
•Heavy loading
•Taxi, police, or delivery service (commercial service)
•Off-road or desert driving
•If equipped for and operated with E-85 (ethanol)
fuel.
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 “Maintenance Schedule B.”
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
“Schedule B” of the “Maintenance Schedules” section of
this manual.
SCHEDULE “B” 415
8
M
A
I
N
T
E
N
A
N
C
E
S
C
H
E
D
U
L
E
S
Page 419 of 472
Miles 48,000 51,000 54,000 57,000 60,000
(Kilometers) (80 000) (85 000) (90 000) (95 000) (100 000)
Change the engine oil and engine oil filter, if not replaced at
3 months.XXXXX
Rotate the tires. X X X
Check spare tire for proper pressure and correct stowage. X X X
Inspect the engine air cleaner filter, replace if necessary.X
Inspect the PCV Valve, replace if necessary. X
Replace the spark plugs.X
Inspect the engine accessory drive belt, replace if necessary. X
Inspect the brake linings. X X
Drain and refill the front and rear axles. X
Drain and refill the automatic transmission fluid, and re-
place main sump filter and cooler return filter (if equipped)
(3.7L/4.7L/5.7L).X
Drain and refill the transfer case fluid. X
Flush and replace engine coolant/anti-freeze. X
SCHEDULE “B” 419
8
M
A
I
N
T
E
N
A
N
C
E
S
C
H
E
D
U
L
E
S
Page 422 of 472
Miles 93,000 96,000 99,000 102,000 105,000
(Kilometers) (155 000) (160 000) (165 000) (170 000) (175 000)
Change the engine oil and engine oil filter, if not
replaced at 3 months.X X XXX
Rotate the tires. X X
Check spare tire for proper pressure and correct
stowage.XX
Inspect the engine air cleaner filter, replace if nec-
essary.X
Inspect the engine accessory drive belt, replace if
necessary.*X
Inspect the brake linings. X
Drain and refill the front and rear axle fluid. X
Flush and replace the engine coolant/anti-freeze, if
not done at 60 months.X
422 SCHEDULE “B”
8
M
A
I
N
T
E
N
A
N
C
E
S
C
H
E
D
U
L
E
S
Page 423 of 472
Miles 108,000 111,000 114,000 117,000 120,000
(Kilometers) (180 000) (185 000) (190 000) (195 000) (200 000)
Change the engine oil and engine oil filter, if not replaced at
3 months.XXXXX
Rotate the tires. X X X
Check spare tire for proper pressure and correct stowage. X X X
Inspect the engine air cleaner filter, replace if necessary.X
Inspect the PCV Valve, replace if necessary. X
Replace the spark plugs.X
Inspect the engine accessory drive belt, replace if necessary.* X
Inspect the brake linings. X X
Drain and refill the front and rear axle fluid. X
Drain and refill the automatic transmission fluid, and re-
place main sump filter and cooler return filter (if equipped)
(3.7L/4.7L/5.7L).X
Drain and refill the transfer case fluid. X
Flush and replace the engine coolant/anti-freeze, if not re-
placed at 102,000 miles (170 000 km).X
SCHEDULE “B” 423
8
M
A
I
N
T
E
N
A
N
C
E
S
C
H
E
D
U
L
E
S
Page 425 of 472
Miles 138,000 141,000 144,000 147,000 150,000
(Kilometers) (230 000) (235 000) (240 000) (245 000) (250 000)
Change the engine oil and engine oil filter, if not
replaced at 3 months.X X XXX
Rotate the tires. X X X
Check spare tire for proper pressure and correct
stowage.XXX
Inspect the engine air cleaner filter, replace if nec-
essary.X
Inspect the PCV Valve, replace if necessary. X
Replace the spark plugs.X
Inspect the engine accessory drive belt, replace if
necessary.*X
Inspect the brake linings. X
Drain and refill the front and rear axle fluid. X
Drain and refill the transfer case fluid. X
Flush and replace the engine coolant/anti-freeze, if
not replaced at 120,000 miles (200 000 km).X
SCHEDULE “B” 425
8
M
A
I
N
T
E
N
A
N
C
E
S
C
H
E
D
U
L
E
S