Chevrolet MONTE CARLO 1998 Manual page 299

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Maintenance Schedule
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100,000 Miles (1 66 000 km)
Inspect spark plug wires.
An Emission Control Service.
Replace spark plugs.
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Change automatic transaxle fluid and filter if the vehicle is mainly driven
An Emission Control Service.
under one or more of these conditions:
- In heavy city traffic where the outside temperature regularly reaches
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In hilly or mountainous terrain.
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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, the fluid and
filter do not require changing.
150,000 M i l e s (240 000 km)
Drain, flush and refill cooling system (or every 60 months since last service,
whichever occurs first). See "Engine Coolant'' in the Index for what to use.
Inspect hoses. Clean radiator, condenser, pressure cap and neck.
Pressure test the cooling system and pressure cap.
An Emission Control Service.
7-12
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