1996 Buick Riviera Owner's Manual - Page 312

I Short 'TripJCityMaintenance Sc-hedule Change engine oil and filter (or every 3 months, whichever occurs first). An Emissign Control Service. I Change engine oil and filter (or-every 3 months, whichever occurs first). AQEmission Control Service. 42,000 Miles (70000 km) 0Lubricate the suspension and steering linkage, transaxle shift linkage, parking brake cable guides and the underbody contact pointsand linkage (or-every 6 months, whichever occurs first). 0Rotate tires.See "Tire Inspectionand Rotation" in the Index for proper rotation pattern and additional information. r DATE ACTUAL MILEAGE SERVICED BY: DATE ACTUAL MILEAGE SERVICED.BY:. ., . .