Chevrolet 1999 Express Van, Owner'S Manual, Page: 338 / 378

Long Trip/Highway Scheduled Maintenance -- Gasoline Engines
yellow blue
7-30
30,000 Miles (50 000 km) (Continued)
j Replace air cleaner filter.
An Emission Control Service.
j Vehicles With GVWR Above 10,000 lbs. Only: Inspect shields for damage or
looseness. Adjust or replace as required.
This is a Noise Emission Control Service. Applicable only to vehicles sold in
the United States.
37,500 Miles (62 500 km)
j Change engine oil and filter (or every 12 months, whichever occurs first).
An Emission Control Service.
j Lubricate chassis components (or every 12 months, whichever occurs first).
(See footnote #.)
j Check axle fluid level and add fluid as needed. (See footnote **.)
j Rotate tires. See “Tire Inspection and Rotation” in the Index for proper
rotation pattern and additional information. (See fo.)
45,000 Miles (75 000 km)
j Change engine oil and filter (or every 12 months, whichever occurs first).
An Emission Control Service.
j Lubricate chassis components (or every 12 months, whichever occurs first).
(See footnote #.)
j Check axle fluid level and add fluid as needed. (See footnote **.)
ACTUAL
SERVICED BY:
MILEAGE
DATE
ACTUAL
SERVICED BY:
MILEAGE
DATE