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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 “B” 267
8
M
A
I
N
T
E
N
A
N
C
E
S
C
H
E
D
U
L
E
S