Jeep 2014 Grand Cherokee Owner's Manual page 633

Mileage or time passed (whichever comes first)
Additional Maintenance
Replace engine air filter.
Replace the air conditioning filter.
Replace spark plugs (3.6L engine).**
Replace spark plugs (5.7L engine).**
Flush and replace the engine coolant at 10 years or
150,000 miles (240,000 km) whichever comes first.
Change transfer case fluid.
Inspect and replace PCV valve if necessary.
** The spark plug change interval is mileage based only,
yearly intervals do not apply.
Or Years: 2 3 4
Or Kilometers:
X
X X
MAINTENANCE SCHEDULES 631
5 6 7 8 9 10
X X
X X X
X
X
X
X
11 12 13 14 15
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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