2004 Buick LeSabre Owner's Manual - Page 346

12,000 Miles (20 000 km) ❑ Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. (See footnote *.) ❑ Rotate tires. See Tire Inspection and Rotation on page 5-67 for proper rotation pattern and additional information. (See footnote .) (See footnote +.) 21,000 Miles (35 000 km) ❑ Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. (See footnote *.) 24,000 Miles (40 000 km) ❑ Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. (See footnote *.) ❑ Rotate tires. See Tire Inspection and Rotation on page 5-67 for proper rotation pattern and additional information. (See footnote .) (See footnote +.) 15,000 Miles (25 000 km) ❑ Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. (See footnote *.) ❑ Inspect engine air cleaner filter. If necessary, replace the filter. If vehicle is driven in dusty/dirty conditions, inspect filter at every engine oil change. See Engine Air Cleaner/Filter on page 5-18 for more information. An Emission Control Service. (See footnote †.) 27,000 Miles (45 000 km) ❑ Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. (See footnote *.) 30,000 Miles (50 000 km) ❑ Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. (See footnote *.) ❑ Replace engine air cleaner filter. See Engine Air Cleaner/Filter on page 5-18 for more information. An Emission Control Service. ❑ Rotate tires. See Tire Inspection and Rotation on page 5-67 for proper rotation pattern and additional information. (See footnote .) (See footnote +.) 18,000 Miles (30 000 km) ❑ Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. (See footnote *.) ❑ Rotate tires. See Tire Inspection and Rotation on page 5-67 for proper rotation pattern and additional information. (See footnote .) (See footnote +.) 6-8