1995 Oldsmobile 88 Owner's Manual - Page 307

I MaintenanceSchedule I I 90,000 Miles (150 000 km) Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Sewice. * 0Lubricate the suspension and steering linkage. Lubricate the transaxle shift linkage, parking brake guides and underbody contact points (or every 6 months, whichever occursfirst). Inspect engine accessory drive belt (or every 24 months, whichever occurs first). Drain, flush and refill cooling system (or every 24 months, whichever occurs first). See "Engine Coolant'' inthe Index for what to use. Inspect hoses. Clean radiator, (Continued) 87,000 Miles (145 000 km) 0Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. * I ACTUAL MILEAGE SERVICED BY 7-23