2000 GMC Savana Van Owner's Manual - Page 346

yellowblue Short Trip/City Scheduled Maintenance 60,000 Miles (100 000 km) (Continued) Gasoline Engine Only: Conduct 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 [.) j Replace engine air cleaner filter. An Emission Control Service. j 7.4L Gasoline Engine (Except California): Inspect fuel tank, cap and lines for damage or leaks. Inspect fuel cap gasket for any damage. Replace parts as needed. An Emission Control Service. (See footnote [.) j Rotate tires. See "Tire Inspection and Rotation" in the Index for proper rotation pattern and additional information. (See footnote +.) j Diesel Engine Only: Check the air intake system installation to assure that gaskets are properly sealed and that all hose connections, fasteners and other components are tight. Also check to be sure that the air cleaner housing is properly seated and the cover fits tightly. Tighten connections and fasteners or replace damaged parts as necessary. This is a Noise Emission Control Service. Applicable only to vehicles sold in the United States. j 7-22