Jeep CHEROKEE 2023 Owner's Manual page 213

SERVICING AND MAINTENANCE 211
Mileage Or Time Passed (Whichever Comes First)
Or Years: 2 3 4 5 6 7 8 9 10 11 12 13 14 15
Or Kilometers:
Inspect and replace PCV valve if necessary. X
1. The spark plug change interval is mileage based only, yearly intervals do not apply.
WARNING!
 You can be badly injured working on or around a motor vehicle. Do only service work for which you have the knowledge and the right equipment. If you have any doubt about your
ability to perform a service job, take your vehicle to a competent mechanic.
 Failure to properly inspect and maintain your vehicle could result in a component malfunction and affect vehicle handling and performance. This could cause an accident.
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