Jeep 2007 Liberty - Manual (Page 384)

Inspection and service should also be performed anytime
a malfunction is observed or suspected. Retain all re-
ceipts.
† Applies only if vehicle is used for frequent trailer
towing or fleet/commercial service.
छ This maintenance is recommended by the manufac-
turer to the owner, but is not required to maintain
emissions warranty.
‡Off-highway operation, trailer towing, taxi, limousine,
bus, snow plowing, or other types of commercial service
or prolonged operation with heavy loading, especially in
hot weather, require front and rear axle service indicated
with a ‡ in Schedule “B”. Perform these services if the
vehicle is usually operated under these conditions.
384 SCHEDULE “B”
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