Pontiac 1998 Grand Am Owner's Manual page 321

I
Short Trip/City Maintenance Schedule
I
100,000 Miles (166 000 km) (Continued)
-
Uses such as found in
taxi,
police or delivery service.
If you do not use your vehicle under any of these conditions, the fluid and
filter
do
not require changing.
Manual
transaxle
fluid
doesn't require change.
150,000 Miles
(240
000 km)
0
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
I I
cooling system and pressure cap.
An Emission Control Service.
7-20