GMC 1997 Savana Van Owner's Manual page 316

J
Short TripKity Maintenance Schedule
--
Gasoline Engines
18,000 Miles (30 000 km)
1
21,000 Miles (35 000 km)
0
Change engine oil and filter (or every
3 months, whichever occurs first).
An Emission Control Sewice.
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 axle fluid level and add fluid as
needed. (See footnote
**.)
0
Rotate tires. See "Tire Inspection and
Rotation'' in the Index for proper rotation
pattern and additional information.
(See footnote
+.)
Lubricate chassis components (or every
3 months, whichever occurs first).
(See footnote #.)
0
Check axle fluid level and add fluid as
needed. (See footnote
*
*.)
DATE ACTUAL MILEAGE SERVICED BY: DATE ACTUAL MILEAGE SERVICED BY
7-12