1996 Buick Roadmaster Owner's Manual - Page 309

I ShortTrip/CityMaintenanceSchedule I 90,000 Miles (150 000 km) 0Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. 87,000 Miles (145 000 km) 0Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. * * C Lubricate the suspension, steering linkage, l parking brake guides, underbody contact points and linkage (or every 6 months, whichever occurs first). 0Clean and repack the front wheel bearings (or at each brake relining, whichever occurs first). 0Change the rear axle gear lubricant if vehicle is used to pull a trailer. ACTUAL MILEAGE SERVICED BY: (Continued)