1996 Buick Riviera Owner's Manual - Page 330

Long Trip/Highway Maintenance Schedulc 60,000 Miles (100 000 km) 0Change engineoil and filter (or every ' 0Inspect engine accessory drive belt,. An Emission Control Sewice, Service. , 12 months, whichever occurs first). An Emission Control Service. Replace air cleaner filter. Emission Control An Lubricate the suspension and steering parking linkage, transaxle shift lmkage, brake cable guides. and the underbody 6nkage (or every contact points and 12 .months, ,whichever occurs first). 0For supercharged engines only: Check the ,superchargeroil level and addoil as needed (or every 36 months, whichever occurs first). See "Recommended Fluids and Lubricants" in this section. An Emission Control Service. 0Inspect fuel tank, cap and lines damage for or leaks. Inspectfuel cap gasket for any damage. Replace parts as needed. An Emission,. Control Service. DATE MILEAGE ACTUAL SERVICED BY: 7-31 c