Page 265 of 300
Schedule ªBº
Follow schedule ªBº if you usually operate your vehicle
under one or more of the following conditions.
²Day or night temperatures are below 32ÉF(0ÉC).
²Stop and go driving.
²Extensive engine idling.
²Driving in dusty conditions.
²Short trips of less than 10 miles (16 km).
²More than 50% of your driving is at sustained high
speeds during hot weather, above 90É F (32É C).
²Trailer towing.
²Heavy Loading.
²Taxi, police, or delivery service (commercial service).
²Off-road or desert operation.
²If equipped for and operating with E-85 (ethanol)
fuel.
NOTE:IfANYof these apply to you then change your
engine oil every 3,000 miles (5 000 km) or 3 months,
whichever comes first and follow schedule ªBº of the
9Maintenance Schedules9section of this manual.
SCHEDULE ªBº 265
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Page 266 of 300
Miles 3,000 6,000 9,000 12,000 15,000
(Kilometers) (5 000) (10 000) (14 000) (19 000) (24 000)
Change engine oil and engine oil filter. X X X X X
Change rear axle fluid.X
Change front axle fluid (4X4). X
Inspect brake linings.X
Inspect engine air cleaner filter, replace if neces-
sary.X
266 SCHEDULE ªBº
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Page 267 of 300
Miles 18,000 21,000 24,000 27,000 30,000
(Kilometers) (29 000) (34 000) (38 000) (43 000) (48 000)
Change engine oil and engine oil filter. X X X X X
Change rear axle fluid. X
Change front axle fluid (4X4). X
Check transfer case fluid level (4X4).X
Inspect brake linings. X
Inspect engine air cleaner filter, replace if neces-
sary.X
Replace spark plugs.X
Inspect PCV valve, replace as necessary.*X
Drain and refill automatic transmission fluid and
change main sump filter (4.7L).X
SCHEDULE ªBº 267
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Page 268 of 300
Miles 33,000 36,000 39, 000 42,000 45,000
(Kilometers) (53 000) (58 000) (62 000) (67 000) (72 000)
Change engine oil and engine oil filter. X X X X X
Change rear axle fluid. X
Change front axle fluid (4X4). X
Inspect brake linings. X
Inspect engine air cleaner filter, replace if neces-
sary.X
268 SCHEDULE ªBº
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Page 269 of 300
Miles 48,000 51,000 54,000 57,000 60,000
(Kilometers) (77 000) (82 000) (86 000) (91 000) (96 000)
Change engine oil and engine oil filter. X X X X X
Change rear axle fluid. X X
Change front axle fluid (4X4). X X
Inspect brake linings. X X
Inspect engine air cleaner filter, replace if neces-
sary.X
Replace spark plugs.X
Inspect PCV valve, replace as necessary.*X
Inspect auto tension drive belt and replace if re-
quired.X
Drain and refill transfer case (4X4).X
Drain and refill automatic transmission fluid,
change filter (3.7L). This applies only if your ve-
hicle is used for police, taxi, fleet, heavy loading, or
trailer towing.X
Drain and refill automatic transmission fluid and
change main sump filter (4.7L).X
SCHEDULE ªBº 269
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Page 270 of 300
Miles 63,000 66,000 69,000 72,000 75,000
(Kilometers) (101 000) (106 000) (110 000) (115 000) (120 000)
Change engine oil and engine oil filter. X X X X
Change rear axle fluid.X
Change front axle fluid (4X4). X
Inspect brake linings.X
Inspect engine air cleaner filter, replace if necessary. X
Inspect auto tension drive belt, replace if required. X
270 SCHEDULE ªBº
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Page 271 of 300
Miles 78,000 81,000 84,000 87,000 90,000
(Kilometers) (125 000) (130 000) (134 000) (139 000) (144 000)
Change engine oil and engine oil filter. X X X X X
Change rear axle fluid. X
Change front axle fluid (4X4). X
Check transfer case fluid level (4X4).X
Inspect brake linings. X
Inspect engine air cleaner filter, replace if neces-
sary.X
Replace spark plugs.X
Inspect PCV valve, replace as necessary.*X
Inspect auto tension drive belt and replace if re-
quired.X
Drain and refill automatic transmission fluid and
change main sump and cooler return filter (if
equipped) (4.7L).X
SCHEDULE ªBº 271
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Page 272 of 300
Miles 93,000 96,000 99,000 100,000 102,000
(Kilometers) (149 000) (154 000) (158 000) (160 000) (163 000)
Change engine oil and engine oil filter. X X X X
Flush and replace engine coolant.X
Change rear axle fluid. X
Change front axle fluid (4X4). X
Inspect brake linings. X
272 SCHEDULE ªBº
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