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Jeep 2008 Commander User Manual

Page 444

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Perform Maintenance Every

(Where time and mileage

are listed, follow the interval that occurs first.)

Maintenance Items

Miles

Kilometers

or Months

Replace the engine air cleaner filter.

30,000

50 000

30

Check the PCV valve, replace if necessary. Perform
the first inspection at 60,000 miles (100 000 km) or 60
months.

30,000

50 000

30

Inspect the transfer case fluid.

30,000

50 000

30

Replace the top row of spark plugs (4.7L Only). **

30,000

50 000

30

Replace the spark plugs (3.7L/5.7L Engines).

30,000

50 000

30

Change the automatic transmission fluid & filter if
using your vehicle for any of the following: police,
taxi, fleet or frequent trailer towing.

60,000

100 000

60

Change the transfer case fluid if using your vehicle for
any of the following: police, taxi, fleet, off-road or fre-
quent trailer towing.

60,000

100 000

60

Flush and replace the engine coolant.

102,000

170 000

60

Replace the ignition cables (4.7L Only).

102,000

170 000

102

444

MAINTENANCE SCHEDULES

8

M

A

I

N

T
E

N
A
N
C

E

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