Buick Buick Century Automobile User Manual


 
Maintenance Schedule
1
Long Tripmighway Definition
Follow this maintenance schedule
only
if none of the
conditions from the Short TripKity Maintenance
Schedule is true. Do not use this schedule if the vehicle
is used for trailer towing, driven in a dusty area or used
off
paved roads. Use the Short TripKity schedule for
these conditions.
Driving a vehicle with a fully warmed engine under
highway conditions causes engine oil to break
down slowel:
I
Long Tripmighway Intervals
Every
7,500
Miles (12
500
km):
Engine Oil and Filter
Change (or every
12
months, whichever occurs first).
Tire Rotation.
Every
15,000
Miles
(25
000
km):
Passenger
Compartment Air Filter Replacement.
Every
30,000
Miles
(50
000
km):
Air Cleaner Filter
Replacement. Fuel Tank, Cap and Lines Inspection.
Every
50,000
Miles
(83
000
km):
Automatic Transaxle
Service (severe conditions only).
Every
60,000
Miles (100
000
km):
Engine Accessory
Every 100,000 Miles
(166
000
km):
Spark Plug Wire
Every
150,000
Miles (240
000
km):
Cooling System
Drive Belt Inspection.
Inspection. Spark Plug Replacement.
Service (or every
60
months, whichever occurs first).
These intervals only summarize maintenance services.
Be sure to,follow the complete maintenance schedule on
the.following pages.
7-6