User Manual - Page 220

For 2018 JEEP WRANGLER.

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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
Inspect transfer case fluid. X X X
Additional Maintenance
Replace engine air cleaner filter. X X X X X
Replace air conditioning/cabin air filter. X X X X X X X
Replace Spark Plugs 2.0L Engine** X X
Replace spark plugs 3.6L Engine** X
Flush and replace the engine, intercooler
(if equipped), battery (if equipped), and
Motor Generator Unit (MGU) (if equipped)
coolant at 10 years or 150,000 miles
(240,000 km) whichever comes first.
XX
Change the manual transmission fluid if
using your vehicle for any of the following:
trailer towing, snow plowing, heavy loading,
taxi, police, delivery service (commercial
service), off-road, desert operation or more
than 50% of your driving is at sustained
high speeds during hot weather, above 90°F
(32°C).
XX X X X
Change transfer case fluid if using your
vehicle for any of the following: police, taxi,
fleet, or frequent trailer towing.
XX
Inspect and replace PCV valve if necessary. X
SERVICING AND MAINTENANCE
218
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