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Miles 18,000 21,000 24,000 27,000 30,000
(Kilometers) (29 000) (34 000) (39 000) (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). X X X X X
Rotate tires. X X X
Check spare tire for proper pressure and correct stow-
age.
XXX
Lubricate outer tie rod ends 2500/3500 (4X4) models
only.
XXX
Change front and rear axle fluid (4X4). X
Check transfer case fluid level (4X4). X
Inspect brake linings. X
Inspect engine air cleaner filter, replace if necessary. X
Replace spark plugs. X
Inspect PCV valve, replace as necessary. ** X
SCHEDULE “B” 523
8
M
A
I
N
T
E
N
A
N
C
E
S
C
H
E
D
U
L
E
S