GMC 1997 Suburban - 99,000 Miles; 100,000 Miles

I Short Trip/Cits Maintenance Schedule -- Gasoline Engines I
99,000 Miles (145 000 km)
0 Change engine oil and filter (or every
3 months, whichever occurs first).
An Emission Control Service.
0 Lubricate chassis components (or every
3 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
**.)
100,000 Miles (144 000 km)
0 Inspect spark plug wires.
An Emission Control Service.
0 Replace spark plugs.
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 O F
(32 O C) or higher.
An Emission Control Service.
DATE ACTUAL MILEAGE SERVICED BY:
I
7-28