Buick 2004 Park Avenue - Manual (Page 363)

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 5-72 for proper rotation pattern and additional
information. (See footnote .) (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 passenger compartment air filter.
❑ Replace engine air cleaner filter. See Engine Air
Cleaner/Filter on page 5-20 for more information.
An Emission Control Service.
❑ For supercharged engine only: Check the
supercharger oil level and add the proper
supercharger oil as needed (or every 36 months,
whichever occurs first). See Part D: Recommended
Fluids and Lubricants on page 6-25. An Emission
Control Service. (See footnote †.)
❑ Rotate tires. See Tire Inspection and Rotation on
page 5-72 for proper rotation pattern and additional
information. (See footnote .) (See footnote +.)
33,000 Miles (55 000 km)
❑ Change engine oil and filter (or every 3 months,
whichever occurs first). An Emission Control Service.
(See footnote *.)
36,000 Miles (60 000 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 5-72 for proper rotation pattern and additional
information. (See footnote .) (See footnote +.)
6-9