1996 Pontiac Bonneville Owner's Manual - Page 340
1996 Pontiac Bonneville Manual
Page 340 highlights
Short Trip/City MaintenanceSchedule 100,000 Miles (166 000 km) ' \ 0Drain, flush and refill cooling system (or every60 months since last service, whichever occurs first). See "Engine Coolant" in the Index for what to use. Inspect hoses. Clean radiator, condenser, pressure capand neck. Pressure test cooling An system and pressure cap. Emission I 0Change automatic transaxle fluid filter and . Control Sewice. Control Service. 1 0Inspect spark plug wires. Emission An Replace spark plugs. Emission An Control Service. if the vehicle is mainly driven under one or more of these conditions: - In heavy city traffic where the outside temperature regularly reaches O F 90 (32°C) or higher. - In hilly or mountainous terrain. - When doing frequent trailer towing. - Uses such as found taxi, police or in delivery service. I f do not use your vehicle under any of these c0nditions;thefluid andfilter donot, require changing i' . YOU I c. . i. ; - DATEMILEAGE ACTUAL 'SERVICEDBY: 7-25