1995 Buick Century Owner's Manual - Page 284
1995 Buick Century Manual
Page 284 highlights
I Maintenance Schedule I I 90,000 Miles (150 000 km) (Continued) 93,000 Miles (155000 km) 0Change engine oil and filter (or every 3 months, whichever occursfirst). An Emission Control Service. 0Rotate tires. See "Tire Inspection and Rotation" in the Index proper rotation for pattern and additional information. I DATE ACTUAL MILEAGE SERVICED BY: DATE ACTUAL MILEAGE SERVICED B Y 7-24