1998 Buick Park Avenue Owner's Manual - Page 368

1 DATE 0 Change engine oil and filter (M every 3 months, whichever occurs first). An Emission Control Service. (See footnote *.> Lubricate chassis components (or every 6 months, whichever occurs first). (See fo~tnote #.> 0 Replace passenger compartment air GEter. 0 Rotate tires. See "Tire Inspection and Rotation" in the Index for proper r~tati~n pattern and additional infomation. (See footnote +.> I