1997 Chevrolet Astro Owner's Manual - Page 343

I Short Trip/City Maintenance Schedule I 57,000 Miles (95 000 km) 0Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. 60,000 Miles (100 000 km) Cl Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. 0Lubricate chassis components (or every 3 months, whichever occurs first). (See footnote #.) 0Check readfront axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking. (See footnote **.) 0Lubricate chassis components (or every 3 months, whichever occurs first). (See footnote #.) 0Check readfront axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking. (See footnote **.) 0For Two-Wheel-Drive vehiclesonly: Clean and repackthe front wheel bearings (orat each brake relining, whichever occurs fist). 0Change automatic transmission fluid and filter if the vehicle is mainly driven under one or more of these conditions: DATE ACTUAL MILEAGE SERVICED BY: (Continued) 7-19