Jeep Wrangler2018 Owner's Manual page 420

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418 SERVICING AND MAINTENANCE
Mileage or time passed
(whichever comes first)
Or Years:
Or Kilometers:
Additional Maintenance
Replace engine air cleaner filter.
Replace air conditioning/cabin air
filter.
Replace Spark Plugs –
2.0L Engine**
Replace spark plugs –
3.6L Engine**
Flush and replace the engine, in-
tercooler (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.
2
3
4
5
6
X
X
X
X
X
X
X
7
8
9
10
X
X
X
X
X
X
11
12
13
14
X
X
X
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15
X
X
X

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