1997 Chevrolet Express Van Owner's Manual - Page 324

I Short Trip/City Maintenance Schedule -- Gasoline Engines I 0Inspect engine accessory drive belt. An Emission Control Service. 60,000 Miles (100 000 km) 0Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. 0Replace fuel filter. An Emission Control Service. (See footnote? .) 0Conduct Exhaust Gas Recirculation (EGR) system inspection as described in the service manual. An Emission Control Service. (See footnote? .) 0Conduct evaporative control system inspection. Check all fuel and vapor lines and hoses for proper hook-up, routing and condition. Check that the purge valve works properly (if equipped). Replace as needed. An Emission Control Service. (See footnote f .) c Replace air cleaner filter. ] An Emission Control Service. 0Lubricate chassis components (or every 3 months, whichever occurs first). (See footnote #.) 0Check axle fluid level and add fluid as needed. (See footnote * * .) 0Clean and repack thefront wheel bearings (or at each brake relining, whichever occurs first). 0Vehicles 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 vehicles sold in the United States. (Continued) CI na -