1997 Buick Skylark Owner's Manual - Page 328

! Long Trip/Highway Maintenanci Schedule 37,500 Miles (62 500 km) 0Replace air cleaner filter. An Emission Control Service. 0Change engineoil and filter (or every 12 months, whichever occurs first). An Emission Control Service. 0Inspect fuel tank, cap and lines for damage or leaks. Inspect fuel cap gasketfor any damage. Replace parts as needed. An Emission Control Service. (See footnote"f) 0Lubricate chassis components (or every 12 months, whichever occurs first). (See footnote#.) 0Rotate tires. See "Tire Inspection and Rotation'' in the Index for proper rotation pattern and additional information. (See footnote+.) DATE SERVICED ACTUAL MILEAGE BY I DATE I ACTUAL MILEAGE ISERVICED B Y 7-31