Jeep GRAND CHEROKEE WK 2022 Owner's Manual page 255

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Mileage or time passed
(whichever comes first)
Or Years:
Or Kilometers:
Flush and replace the engine coolant at
10 years or 150,000 miles (240,000 km)
whichever comes first.
Replace accessory drive belt.
Inspect accessory drive belt tensioner
and pulley, replace if necessary.
Change transfer case fluid if using your
vehicle for police, taxi, off-road, fleet, or
frequent trailer towing.
Replace PCV valve.
1. The spark plug change interval is mileage based only, yearly intervals do not apply.
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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WARNING!
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SERVICING AND MAINTENANCE
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X
253
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