GMC 1997 Safari Owner's Manual page 364

90,000 Miles
(150
000 km)
0
Change engine oil and filter (or every
12 months, whichever occurs first).
An Emission Control Service.
0
Lubricate chassis components (or every
12 months, whichever occurs first).
(See footnote #.)
0
Check readfront axle fluid level and add
fluid as needed. Check constant velocity
joints and axle seals for leaking.
(See footnote
**.)
0
For Two-Wheel-Drive vehicles only: Clean
and repack the front wheel bearings (or at
each brake relining, whichever occurs first).
0
Change automatic transmission 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°F
(32°C) or higher.
-
In hilly or mountainous terrain.
-
When doing frequent trailer towing.
-
Uses such as found in taxi, police or
I f you do not use your vehicle under any
o f these
conditions, change the fluid and filter every
30,000 miles (50 000 km).
delivery service.
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