1999 Oldsmobile Alero Owner's Manual - Page 291

yellowblue Scheduled Maintenance 30,000 Miles (50 000 km) j Check Oil Life Monitor. If engine oil and filter are changed, reset monitor. See "Engine Oil" in the Index. An Emission Control Service. (See footnote *.) j Rotate tires. See "Tire Inspection and Rotation" in the Index for proper rotation pattern and additional information. (See footnote +.) j Replace air cleaner filter. An Emission Control Service. j Inspect fuel tank, cap and lines for damage or leaks. Inspect fuel cap gasket for any damage. Replace parts as needed. An Emission Control Service. (See footnote[.) DATE ACTUAL MILEAGE SERVICED BY: 37,500 Miles (62 500 km) j Check Oil Life Monitor. If engine oil and filter are changed, reset monitor. See "Engine Oil" in the Index. An Emission Control Service. (See footnote *.) j Rotate tires. See "Tire Inspection and Rotation" in the Index for proper rotation pattern and additional information. (See footnote +.) DATE ACTUAL MILEAGE SERVICED BY: 7-7