1998 Buick Park Avenue Owner's Manual - Page 379

Replace air cleaner filter. An Emission Control Service. Inspect Euel tank, cap m lines for damage or Ieaks. Inspect €ael cap gasket d for any damage. Replace parts as needed. An Emission Control Service. (See footnote?.) For supercharged engines only: Check the supercharger oil level 2nd add si1 as needed (or every 36 months, whichever occurs first). See "Recommended Fluids a d Lubricants" in this section. An Emission Control Service. (See footnote?.) t Rotate tires. See "Tire Inspection and Rotation" in the Index for groper ; rotation pattern and additional information. (See footnote +.) DATE Change engine oil and filter (or every 12 months, whichever occurs first). An Emissiort Control Service. (See footnote *,) , 0 Lubricate chassis components (or every 12 I I I Q E ~ ~ Swhichever occurs first). (See footnote #.) 0 Rotate tires. See "Tire Inspection and Rotation" in the Index for proper rotation pattern and additisnai information. (See footnote +.> I