1997 Buick LeSabre Owner's Manual - Page 336

Short TriplCity Maintenance Schedule 90,000 Miles (150 000 km) 0Change engine oil and filter (or every 3 months, whichever occursfirst). An Emission Control Service. (See footnote *.) 0Lubricate chassis components (or every 6 months, whichever occurs first). (See footnote #.) 0Replace air cleaner filter. An Emission Control Service. c7 Inspect fuel tank, cap and lines for dama or leaks. Inspect fuel cap gasket for any damage. Replace parts as needed. An Emission Control Service. (See footnote T.) (7 Rotate tires. See "Tire Inspection and Rotation" in the Index for proper rotation pattern and additional information. (See footnote +.) I DATE ACTUAL MILEAGE 7-24 1 SERVICED BY: