Pontiac 1997 Grand Am Owner's Manual page 306

I
Short TriplCity Maintenance Schedu
Rotate tires. See "Tire Inspection and
Rotation" in the Index for proper rotation
pattern and additional information.
(See footnote
+.)
DATE SERVICED
B Y
ACTUAL MILEAGE
33,000 Miles (55 000 km)
0
Change engine oil and filter (or every
3 months, whichever occurs first).
An Emission Control Service.
DATE
SERVICED B Y ACTUAL MILEAGE
7-13