1998 Chevrolet Astro Owner's Manual - Page 360
1998 Chevrolet Astro Manual
Page 360 highlights
I Short TripKity Maintenance Schedule I 90,000 Miles (150 000 km) (Continued) 0 For Two-Wheel-Drive vehicles only: Clean and repack the front wheel bearings (or at each brake relining, whichever occurs first). 0 Change automatic transmission fluid and filter if the vehicle is mainly driven 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. If you do not use your vehicle under any o these conditions, clzange the*fluid f andfilter every 50,000 miles (83 000 km). 0 Replace fuel filter. An Emission Control Service. (See footnote?.) 0 Replace air cleaner filter. An Emission Control Service. 0 Rotate tires. See "Tire Inspection and Rotation'' in the Index proper for rotation pattern and additional information. (See footnote +.) 93,000 Miles (155 000 km) 0 Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. MILEAGE 7-26