Chrysler 2017 Pacifica Owner's Manual page 618

616 MAINTAINING AND CARING FOR YOUR VEHICLE
Mileage:
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 8 9 10 11 12 13
X
X
X
14 15
X