2003 Chevrolet Astro Owner's Manual - Page 328

21,000Miles (35000 km) B Change engine oil and filter (or every 3 months, whichever occurs first). AnEmission Control Service. 7,000Miles (45000 km) 0 Change engine oil and filter (or every 3 months, d Lubricate chassis components (or every 3 months, whichever occurs first). (See footnote #.) , I U Check readfront axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking. whichever occurs first). AnEmission Control Service. U Lubricate chassis components (or every 3 months, whichever occurs first). (See footnote #.) B Check readfront axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking. 24,000Miles (40000 km) Change engine oil and filter (or every 3 months, whichever O C r first). An Emission Control Service. C US 30,000Miles (50 000 km) 0 Change enqine oil and filter (or every 3 months, u Lubricate chassis components (or every 3 months, whichever occurs first): (See footnote #.) Check readfront axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking. Rotate tires. See Tire Inspection and Rotation on page 5-64 for proper rotation pattern and additional information. (See footnote +.) whichever &curs first). An Emission- Control Service. 0 Lubricate chassis components(or every 3 months, whichever occurs first). (See footnote #.) 0 Check readfront axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking. 0 For Two-Wheel-Drive vehicles only: Clean and repack the front wheel bearings (or at eachbrake relining, whichever occurs first). 0 Replace fuel filter. An Emission Control Service. (See footnote t.) B Replace engine air cleaner filter. An Emission Control Service. 6-9