Jeep 2006 Grand Cherokee Owner's Manual page 401

Miles
(Kilometers)
Change the engine oil and engine oil filter, if not
replaced at 3 months.
Rotate the tires.
Check spare tire for proper pressure and correct
stowage.
Inspect the engine air cleaner filter, replace if nec-
essary.
Inspect the PCV Valve, replace if necessary.
Replace the spark plugs.
Drain and refill the front and rear axles.
Inspect the brake linings.
Drain the transfer case and refill.
18,000 21,000 24,000
(30 000) (35 000) (40 000)
X X
X
X
SCHEDULE "B" 401
27,000 30,000
(45 000) (50 000)
X X X
X X
X X
X
X
X
X
X
X
M
A
I
N
T
E
N
A
N
C
E
S
C
H
E
D
U
L
E
S
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