1995 Buick Regal Owner's Manual - Page 280

I MaintenanceSchedule I I 36,000 Miles (60 000 km) 0Change engine oil and filter (or every 3 months, whichever occurs first). An Evlzission Control Service. 33,000 Miles (55 000 km) 0Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. 0Lubricate the shift linkage, parking brake cable guides, underbody contact points and linkage (or every 6 months, whichever occurs first). DATE ACTUAL MILEAGE 7-12 1 SERVICED B Y I DATE ACTUAL MILEAGE SERVICED B Y