1995 Buick Riviera Owner's Manual - Page 303

_____ Maintenance Schedule I1 37,500 Miles (62 500 km) Change engine oil and filter (or every 12 months, whichever occurs first). An Emission Control Service. 45,000 Miles (75 000 km) 17 Change engine oil and filter (or every 12 months, whichever occurs first). An Emission Control Service. 0Lubricate the suspension and steering linkage, transaxle shift linkage, parlung brake cable guides and the underbody contact points and linkage (or every 12 months, whichever occurs first). 0Rotate tires. See "Tire Inspection and Rotation'' in the Index for proper rotation pattern and additional information. Lubricate the suspension and steering linkage, transaxle shift linkage, parkmg brake cable guides and the underbody contact points and linkage (or every 12 months, whichever occurs first). ~~ DATE ACTUAL MILEAGE SERVICED BY: DATE ACTUAL MILEAGE SERVICED BY: 7-30