Buick REGAL 1997 Manual page 379

ng TriplHighway Maintenanc Schedule
97,500 Miles (162 500 km)
0
Change engine oil and filter (or every
12 months, whichever occurs first).
An Emission Control Service.
(See footnote
*.)
0
Rotate tires. See "Tire Inspection and
Rotation'' in the Index for proper rotation
pattern and additional information.
(See footnote +.)
100,000 Miles (166 000 km)
0
Inspect spark plug wires.
17
Replace spark plugs.
I7
Change automatic transaxle fluid and filter
if the vehicle is mainly driven under one or
more of these conditions:
-
In heavy city traffic where the outside
temperature regularly reaches 90 O F
(32°C) or higher.
An Emission Control Service.
An Emission Control Service.
-
In hilly or mountainous terrain.
(Continued)
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