1998 Pontiac Grand Prix Owner's Manual - Page 353
1998 Pontiac Grand Prix Manual
Page 353 highlights
Maintenance Schedule 45,000 Miles (75000 km) MILEAGE See "Engine Oil" in the Index. An Emission Control Service. (See footnote*.) 0 Inspect air cleaner filter if you are driving in dusty conditions. Replace filter if necessary. An Emission ControlService. (See footnoteT.) 0 Rotate tires. See "Tire Inspection and Rotation" the Index for proper in rotation pattern and additional information. (See footnote +.) 0 Check Oil Life Monitor. engine oil and If filter are changed, reset monitor. 50,000 Miles (83 000 km) 0 Change automatic transaxle fluid and filter the vehicle is mainly driven if under one or more of these conditions: - In heavy city traffic where the outside 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. rfyou do not use your vehicle under any of these conditions, the fluid and filter do not require changing. 7-8