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Maintenance Items
Inspect the front suspension, tie rod ends and boot
seals; replace if necessary.
Replace the engine air cleaner filter.
Inspect the transfer case fluid.
Change the automatic transmission fluid & main
sump filter, if using your vehicle for any of the follow-
ing: police, taxi, fleet, or frequent trailer towing.
Change the transfer case fluid if using your vehicle for
any of the following: police, taxi, fleet, off-road or fre-
quent trailer towing.
Inspect and replace PCV valve if necessary. †
Replace the spark plugs.
Flush and replace the engine coolant.
Flush and replace the Traction Power Inverter Module
(TPIM) coolant.
Perform Maintenance Every (Where time and mileage
are listed, follow the interval that occurs first.)
Miles
Kilometers
24,000
40 000
30,000
50 000
30,000
50 000
60,000
100 000
60,000
100 000
90,000
150 000
102,000
170 000
102,000
170 000
102,000
170 000
MAINTENANCE SCHEDULES 121
or Months
24
30
30
60
60
90
102
60
60
M
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