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Mileage or time passed
(whichever comes first)
Or Years:
Or Kilometers:
Additional Maintenance
Replace engine air filter.
Replace the air conditioning filter.
Replace spark plugs.**
Flush and replace the engine cool-
ant at 10 years or 150,000 miles
(240,000 km) whichever comes
first.
Change transfer case fluid.
Inspect and replace PCV valve if
necessary.
** The spark plug change interval is mileage based only,
yearly intervals do not apply.
2
3
4
5
6
X
X
X
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X
MAINTENANCE SCHEDULES 557
7
8
9
10
11
X
X
X
X
X
X
12
13
14
15
X
X
X
X
X
X
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