1996 Pontiac Bonneville Owner's Manual - Page 330

I Short Trip/City Maintenance Schedule 1 0Change engine oil and filter (or,every 3 months, whichever occurs first). An Emission ControlSewi'ce. 50,OOO;Miles (83 000 km) Change automatic transaxlefluid and filter if the vehicle mainly driven under one is or more of these conditions: ...: - In heavy city traffic where outside the .. " - 1 temperature regularly reaches ...90°F ...(32°C) or higher. - In hilly or mountainous terrain. - When doing frequent trailer towing. - Uses such as found in taxi, police or delivery service. ,I '. ; 1 51,000 Miles (85000 km) - '-. , ' . ' ?.- ' , I you do not use your vehicle under any f of these conditions,thefluid andfilter do not require changing. ACTUAL MILEAGE SERVICED BY: DATE ACTUAL MILEAGE SERVICED BY: DATE ~ 745