1997 Buick Park Avenue Owner's Manual - Page 368

Short Trip/City Maintenance Schedule 90,000 Miles (150 000 km) 0Change engineoil and filter (or every 3 months, whichever occurs first). 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. 0For supercharged engines only: Check the supercharger oil level and add oil as needed (or every 36 months, whichever occurs first). See "Recommended Fluids and Lubricants" in this section. An Emission Control Service. (See footnote"f.) Rotate tires. See "Tire Inspection and Rotation" in the Index proper rotation for pattern and additional information. (See footnote +.) 0Inspect fuel tank, cap and lines for damage or leaks. Inspectfuel cap gasketfor any damage. Replace parts as needed. An Emission Control Service. (See footnote?.) DATE MILEAGE ACTUAL SERVICED BY: 7-24