Jeep CHEROKEE 2016 Owner's Manual page 753

Mileage or time passed (whichever comes first)
Or Years:
Or Kilometers:
Replace spark plugs **
Flush and replace the engine coolant at 10 years
or 150,000 miles (240,000 km) whichever comes
first.
Inspect and replace PCV valve if necessary.
** The spark plug change interval is mileage based only,
yearly intervals do not apply.
2 3 4 5 6 7
MAINTENANCE SCHEDULES 751
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