Pontiac 1998 Firebird Owner's Manual page 334

I
Short TripKity Maintenance Schedule
I
0
Rotate tires. See "Tire Inspection and Rotation" in the Index for proper
rotation pattern and additional information. (See footnote
+.)
15,000 Miles (25 000 km)
0
Change engine oil and filter (or every 3 months, whichever occurs first).
An Emission Control Service.
0
Inspect air cleaner filter if you are driving in dusty conditions.
Replace filter if necessary.
An Emission Control Service. (See footnote?.)
under one
or more of these
conditions:
- In heavy city traffic where the outside temperature regularly reaches
-
In hilly or mountainous terrain.
- When doing frequent trailer towing.
- Uses such as found in taxi, police or delivery service.
0
Change automatic transmission fluid and filter if the vehicle is mainly driven
90°F (32°C) or higher.
If you do not use your vehicle under any o f these conditions, change the fluid
andfilter every 50,000 miles (83 000 krn).
DATE
I
MILEAGE
7-9