1998 Chevrolet Tracker Owner's Manual - Page 314

Short Trip/City Maintenance Schedule - Uses such as found in taxi, policeor delivery service. If you do not use your vehicle under any of these conditions, change the fluid andfilter every 100,000 miles (166 000 km). Change manual transmission fluid. 0 Change transfer case fluid. 0 Change differential fluid. 0 Inspect the valve lash and adjust if necessary. Emission Control Service. An 0 Check engine idle speed and adjustit to underhood label specifications. An Emission Control Service.(See footnote?.) 0 Inspect the locking front hubs (if equipped) correct operation (or every for 3 months, whichever occurs first). Repair replace as necessary. or 0 Inspect propeller shafts and u-joints looseness and damage (or every for 15 months, whichever occursfirst). Inspect more frequently used off-road if or for pulling a trailer. Tighten u-joint flange bolts if necessary. 18,000 Miles (30 000 km) 0 Change engine oil and filter (or every 3 months, whichever occursfirst). An Emission ControlService. 0 Rotate tires. See "Tire Inspection and Rotation" in the Index proper for rotation pattern and additional information. (See footnote +.) (Continued) I DATE I ACTUAL MILEAGE I SERVICEDBY I 7-11