Pontiac 2004 Grand Prix Owner's Manual page 394

60,000 Miles (100 000 km)
For supercharged engines 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 6-16 . An Emission
Control Service. (See footnote †.)
Rotate tires. See Tire Inspection and Rotation on
page 5-71 for proper rotation pattern and additional
information. (See footnote +.)
Replace passenger compartment air filter. If you
drive regularly under dusty conditions, the filter
may require replacement more often.
Replace engine air cleaner filter. See Engine Air
Cleaner/Filter on page 5-22 for more information.
An Emission Control Service.
67,500 Miles (112 500 km)
Rotate tires. See Tire Inspection and Rotation on
page 5-71 for proper rotation pattern and additional
information. (See footnote +.)
6-8
75,000 Miles (125 000 km)
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 5-22 for more
information. An Emission Control Service. (See
footnote †.)
Rotate tires. See Tire Inspection and Rotation on
page 5-71 for proper rotation pattern and additional
information. (See footnote +.)
Replace passenger compartment air filter. If you
drive regularly under dusty conditions, the filter
may require replacement more often.
82,500 Miles (137 500 km)
Rotate tires. See Tire Inspection and Rotation on
page 5-71 for proper rotation pattern and additional
information. (See footnote +.)