Chevrolet 1997 Monte Carlo Owner's Manual page 303

I
Short Trip/City Maintenance Schedule
I
84,000 Miles (140 000 km)
Change engine oil and filter (or every
3 months, whichever occurs first).
0
Rotate tires. See "Tire Inspection and
Rotation" in the Index for proper rotation
pattern and additional information.
(See footnote
+.)
An Emission Control Service.
DATE ACTUAL MILEAGE SERVICED BY:
87,000 Miles (145 000 km)
Cl
Change engine oil and filter (or every
3 months, whichever occurs first).
An Emission Control Service.
DATE ACTUAL MILEAGE SERVICED BY:
7-22