Chevrolet 1997 Astro Owner's Manual page 351

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Short Trip/City Maintenance Schedule
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Replace fuel filter.
An Emission Control Service.
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Replace air cleaner filter.
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Rotate tires. See "Tire Inspection and
Rotation" in the Index for proper rotation
pattern and additional information.
(See footnote +.)
(See footnote"f)
An Emission Control Service.
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DATE ACTUAL MILEAGE SERVICED BY:
93,000 Miles (155 000 km)
CI
Change engine oil and filter (or every
3 months, whichever occurs first).
An Emission Control Service.
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Lubricate chassis components (or every
3 months, whichever occurs first).
(See footnote #.)
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Check readfront axle fluid level and add
fluid as needed. Check constant velocity
joints and axle seals for leaking.
(See footnote
**.)
DATE SERVICED BY: ACTUAL MILEAGE
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