Buick 1998 Century Owner's Manual page 332

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Maintenance Schedule
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67,500 Miles (112 500 km)
0
Check Oil Life Monitor. If engine oil and filter are changed, reset monitor. See
"Engine Oil" in the Index.
MILEAGE
An Emission Control Sewice. (See footnote
*.)
rotation pattern and additional information. (See footnote
+.)
Rotate tires. See "Tire Inspection and Rotation" in the Index for proper
75,000 Miles (125 000 km)
DATE
I
0
Check Oil Life Monitor. If engine- oil and filter are changed, reset monitor. See
MILEAGE
ACTUAL
SERVICED BY:
"Engine Oil" in the Index.
An Emission Control Service. (See footnote *.)
if necessary.
An Emission Control Sewice. (See footnote
T.)
Inspect air cleaner filter if you are driving in dusty conditions. Replace filter
0
Replace passenger compartment air filter.
0
Rotate tires. See "Tire Inspection and Rotation" in the Index for proper
rotation pattern and additional information. (See footnote
+.)
82,500
Miles
(137 500 km)
0
Check Oil Life Monitor. If engine oil and filter are changed, reset monitor. See
"Engine Oil" in the Index.
An Emission Control Service. (See footnote
*.)
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DATE
I
MILEAGE
ACTUAL
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SERVICEDBY:
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7-10