2003 Chevrolet Astro Owner's Manual - Page 343

82,500 Miles (137 500 km) 0 Change engine oil and filter (or every 12 months, whichever occurs first). An Emission Control Service. 0 Lubricate chassis components (or every 12 months, whichever occurs first). (See footnote #). 0 Check readfront axle fluid level and add fluid as needed. Checkconstant velocity joints and axle seals for leaking. 0 Rotate tires. See Tire Inspection and Rotation on page 5-64 for proper rotation pattern and additional information. (See footnote +). Q Change automatic transmission fluid and filter if the vehicle is mainly driven under one or more these of conditions: - In heavy city traffic wherethe outside temperature regularly reaches 90°F (32°C) or higher. - In hilly or mountainous terrain. - When doing frequent trailer towing. - Uses such asfound in taxi, police or delivery service. 90,000 Miles (150 000 km) 0 Change engine oil and filter (or every 12 months, If you do not use your vehicle under any of these conditions, change the fluid and filter every 50,000 miles (83 000 km). whichever occurs first). An Emission Control Service. 0 Lubricate chassis components (or every 12 months, whichever occurs first). (See footnote #). 0 Check rear/front axle fluid level and addfluid as needed. Checkconstant velocity joints and axle seals for leaking. 0 For Two-Wheel-Drive vehicles only: Clean and repack the front wheel bearings (or at each brake relining, whichever occurs first). 0 Replace fuel filter. An Emission Control Service. (See footnote t). 0 Replace engine air cleaner filter. An Emission Control Service. 0 Rotate tires. See Tire Inspection and Rotation on page 5-64 for proper rotation pattern and additional information. (See footnote +). 6-24