Buick 2004 Park Avenue Owner's Manual page 366

72,000 Miles (120 000 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 +.)
75,000 Miles (125 000 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 5-20 for more information.
An Emission Control Service. (See footnote †.)
Replace passenger compartment air filter.
78,000 Miles (130 000 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 +.)
6-12
81,000 Miles (135 000 km)
Change engine oil and filter (or every 3 months,
whichever occurs first). An Emission Control Service.
(See footnote *.)
84,000 Miles (140 000 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 +.)
87,000 Miles (145 000 km)
Change engine oil and filter (or every 3 months,
whichever occurs first). An Emission Control Service.
(See footnote *.)
90,000 Miles (150 000 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.