1997 Buick Century Owner's Manual - Page 362

Long TripEtighway Maintenance Schedule 1 60,000 Miles (100 000 km) 0Change engine oil and filter (or every 12 months, whichever occurs first). A n Emissior~Control Service. 0Replace passenger compartment air filter. 0Rotate tires. See "Tire Inspection and Rotation" in the Index for proper rotation pattern and additional information. (See footnote +.) 0Inspect engine accessory drive belt. Replace air cleaner filter. A1 1 Inspect fuel tank, cap andlines for damage or leaks. Inspect fuel cap gasket for any damage. Replace parts as needed. An Emission Control Service. (See footnote?.) Emissior~Control Service. I I I 1 DATE MILEAGE ACTUAL SERVICED BY 7-32