User Manual - Page 340

For 2022 GRAND CHEROKEE L.

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338 SERVICING AND MAINTENANCE
Change transfer case fluid - Normal
Usage.
X
Change transfer case fluid — Severe
Usage (police, taxi, fleet, off-road, or
frequent trailer towing.)
X X
Replace PCV valve. X
1. The spark plug change interval is mileage-based only, yearly intervals do not apply.
2. The spark plug change interval is mileage-based only, yearly intervals do not apply.
Mileage or time passed (whichever
comes first)
20,000
30,000
40,000
50,000
60,000
70,000
80,000
90,000
100,000
110,000
120,000
130,000
140,000
150,000
Or Years: 2 3 4 5 6 7 8 9 10 11 12 13 14 15
Or Kilometers:
32,000
48,000
64,000
80,000
96,000
112,000
128,000
144,000
160,000
176,000
192,000
208,000
224,000
240,000
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 effect vehicle handling and performance. This could
cause an accident.
22_WL_OM_EN_USC_t.book Page 338
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