1998 Chevrolet Tracker Owner's Manual - Page 313

I ShortTYiplCityMaintenanceSchedule I DATE MILEAGE 12,000 Miles (20 000 km) 0 Change engineoil and filter (or every 3 months, whichever occurs first). An Emission Control Service. c Rotate tires. See "Tire Inspection and Rotation" in the Index proper ] for rotation pattern and additional information. (See footnote +.) 0 Inspect the locking front hubs (if equipped) for correct operation (or every 3 months, whichever occursfirst). Repair or replace if necessary. 1 15,000 Miles (25 000 km) 0 Change engine oil and filter (or every months, whichever occurs first). 3 An Emission Control Service. 0 Inspect air cleaner filter if you are driving dusty conditions. Replace in filter if necessary. An Emission Control Service. (See footnote?.) 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 if the vehicle is mainly driven filter under oneor 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. I DATE ACTUAL MILEAGE SERVICED BY: I