1998 Buick Skylark Owner's Manual - Page 303

DATE 72,000 Miles (120 000 km) Change engineoil and filter (or every months, whichever occurs first). 3 An Emission Control Service. Lubricate chassis components (or every months, whichever occursfirst). 6 (See footnote #.) Rotate tires. See "Tire Inspection and Rotation" Index for in the proper rotation pattern and additional information. (See footnote +.) (Also see footnote ++.) I DATE MILEAGE 75,000 Miles (125 000 km) Change engine oil and filter (or every3 months, whichever occursfirst). An Emission Control Service. 0 Inspect air cleaner filter if you are driving in dusty conditions. Replace filter if necessary. An Emission Control Service. (See footnote?.) DATE MILEAGE I 7-16