1998 Chevrolet Express Van Owner's Manual - Page 341
1998 Chevrolet Express Van Manual
Page 341 highlights
Long Trip/Highway Maintenance Schedule-- Gasoline Engines 30,000 Miles (50 000 km) (Continued) 0 Replace fuel filter. An Emission Control Service. (See footnote?.) 17 Replace air cleaner filter. An Emission Control Service. 0 Vehicles With GVWR Above 8,500 lbs. Only: Inspect shields and underhood insulation for damage or looseness. Adjust or replace as required. This is a Noise Emission Control Service. Applicableonly to vehiclessold in the United States. 37,500 Miles (62 500 km) 0 Change engine oil and filter (or every 12 months, whichever occursfirst). An Emission Control Service. 0 Lubricate chassis components (or every 12 months, whichever occurs first). (See footnote #.) 0 Check axle fluid level and addfluid as needed. (Seefootnote **.) 0 Rotate tires. See "Tire Inspection and Rotation'' the Index for proper in rotation pattern and additionalinformation. (See footnote +.) MILEAGE 7-30