Page 411 of 456

Schedule “B”
Follow schedule “B” 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.
•Extensive engine idling.
•Driving in dusty conditions.
•Short trips of less than 10 miles (16 km).
•More than 50% of your driving is at sustained high
speeds during hot weather, above 90° F C (32°).
•Trailer towing.
•Snowplowing.
•Heavy Loading.
•Taxi, police, or delivery service (commercial service).
•Off-road or desert operation.
•If 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 “B” of the
Maintenance Schedulessection of this manual.
NOTE:IfANYof these apply to you then flush and
replace your engine coolant every 102,000 miles (163 000
km) or 60 months, whichever comes first and follow
schedule “B” of theMaintenance Schedulessection of
this manual.
NOTE:If none of these apply to you, then change your
engine oil at every interval shown on scheduleAof the
Maintenance Schedulessection of this manual.
SCHEDULE “B” 411
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Page 412 of 456
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 at interval
shown or 3 months, whichever comes first.X X XXX
Lubricate Front Drive Shaft Fitting (2500/3500,
4X4).X X XXX
Rotate tires. X X
Lubricate outer tie rod ends 2500/3500 (4X4) mod-
els only.XX
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
412 SCHEDULE “B”
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Page 413 of 456
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 at interval
shown or 3 months, whichever comes first.X X XXX
Lubricate Front Drive Shaft Fitting (2500/3500,
4X4).XXXX
X
Rotate tires. X X X
Lubricate outer tie rod ends 2500/3500 (4X4) mod-
els only.XXX
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
SCHEDULE “B” 413
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Page 414 of 456
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 at interval
shown or 3 months, whichever comes first.X X XXX
Lubricate Front Drive Shaft Fitting (2500/3500,
4X4).X X XXX
Rotate tires. X X
Lubricate outer tie rod ends 2500/3500 (4X4) mod-
els only.XX
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
414 SCHEDULE “B”
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Page 415 of 456
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 at interval
shown or 3 months, whichever comes first.X X XXX
Lubricate Front Drive Shaft Fitting (2500/3500,
4X4).X X XXX
Rotate tires. X X X
Lubricate outer tie rod ends 2500/3500 (4X4) mod-
els only.XXX
Flush and replace engine coolant at 60 months, or
102, 000 miles (163 000 km) whichever comes first.X
Drain and refill transfer case fluid (4X4). X
Change rear axle fluid.X
Change front axle fluid (4X4).X
Change 6-spd manual transmission fluid 2500/3500
models only.X
Inspect brake linings. X X
SCHEDULE “B” 415
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Page 416 of 456
Miles 48,000 51,000 54,000 57,000 60,000
(Kilometers) (77 000) (82 000) (86 000) (91 000) (96 000)
Inspect engine air cleaner filter, replace if neces-
sary.X
Replace spark plugs.X
Replace ignition cables.X
Inspect PCV valve, replace as necessary. **X
Drain and refill automatic transmission fluid and
change main sump filter*.X
416 SCHEDULE “B”
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Page 417 of 456
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 at interval
shown or 3 months, whichever comes first.X X XXX
Lubricate Front Drive Shaft Fitting (2500/3500,
4X4).X X XXX
Rotate tires. X X
Lubricate outer tie rod ends 2500/3500 (4X4) mod-
els only.XX
Inspect engine air cleaner filter. Replace if neces-
sary.X
Change rear axle fluid.X
Change front axle fluid (4X4).X
Inspect brake linings.X
Inspect auto tension drive belt and replace if re-
quired. (3.7L/4.7L/5.7L).X
SCHEDULE “B” 417
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Page 418 of 456
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 at interval
shown or 3 months, whichever comes first.X X XXX
Lubricate Front Drive Shaft Fitting (2500/3500, 4X4).X X XXX
Rotate tires. X X X
Lubricate outer tie rod ends 2500/3500 (4X4) mod-
els only.XXX
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 (3.7L/4.7L/5.7L).X
418 SCHEDULE “B”
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