Jeep 2008 Wrangler - Manual (Page 434)

Perform Maintenance Every (Where time and mileage
are listed, follow the interval that occurs first.)
Maintenance Items Miles Kilometers or Months
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
Inspect and replace PCV valve if necessary. 90,000 150 000 90
Flush and replace the engine coolant. 102,000 170 000 60
Replace the ignition cables. 102,000 170 000 102
Replace the spark plugs. 102,000 170 000 102
Change the automatic transmission fluid, and filter(s). 120,000 200 000 120
Replace accessory drive belt(s). 120,000 200 000 120
MAINTENANCE SCHEDULES 433
8
M
A
I
N
T
E
N
A
N
C
E
S
C
H
E
D
U
L
E
S