Chevrolet 1998 Prizm Owner's Manual page 299

Short TripKity Maintenance Schedule
Rotate tires. See "Tire Inspection and Rotation" in the Index for proper
0
Drain, flush and refill cooling system (or every 24 months, whichever occurs
rotation pattern and additional information. (See footnote
+.)
first). See "Engine Coolant" in the Index for what to use. Inspect hoses. Clean
radiator, condenser, pressure cap and neck. Pressure test cooling system and
pressure cap.
An Emission Control Sewice. (See footnote "f)
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Change manual transaxle fluid every 30,000 miles (50 000 km) only if your
vehicle is used to tow a trailer.
0
Change automatic transaxle and differential fluid every 15,000 miles
(25 000
k m )
if the vehicle is mainly driven 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.
90°F (32°C) or higher.
If you do not use your vehicle under any of these conditions, check the fluid.
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