Jeep Wrangler 2020 Owner's Manual page 478

476 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 –
1
2.0L Engine
Replace spark plugs –
2
3.6L Engine
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
4
2 3 5 6
X X
X X X
X
7 8 9 10
X
X
X
X
X
11 12 13 14
X
X X
X
15
X
X