1999 Buick Riviera Owner's Manual - Page 314

yellowblue Short Trip/City Scheduled Maintenance j Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. j Lubricate chassis components (or every 6 months, whichever occurs first). (See footnote #.) j Rotate tires. See "Tire Inspection and Rotation" in the Index for proper rotation pattern and additional information. (See footnote +.) 36,000 Miles (60 000 km) DATE ACTUAL MILEAGE SERVICED BY: 39,000 Miles (65 000 km) An Emission Control Service. j Change engine oil and filter (or every 3 months, whichever occurs first). j Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. j Lubricate chassis components (or every 6 months, whichever occurs first). (See footnote #.) j Rotate tires. See "Tire Inspection and Rotation" in the Index for proper rotation pattern and additional information. (See footnote +.) DATE ACTUAL MILEAGE SERVICED BY: 42,000 Miles (70 000 km) DATE ACTUAL MILEAGE SERVICED BY: 7-12