1998 GMC Suburban Owner's Manual - Page 383

Short Trip/City Maintenance Schedule-- Gasoline Engines 0 Replace fuel filter. An Emissior7 Cot1tr-ol Ser-\.?ic.e. (See footnote?.) 0 Conduct Exhaust Gas Recirculation (EGR) system inspection as described i n the service manual. ,411 Ernissiorl Control Service. (See footnote?.) 0 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. ,412 Ernissio1z Control Ser-vice. (See footnote'i.) 0 Inspect fuel tank, cap and lines for damage or leaks. Inspect fuel cap gasket for any damage. Replace parts as needed. An Emissio11 Col~tr-01 Sen?ice. (See footnote?-.) 0 Rotate tires. See "Tire Inspection and Rotation" in the Index for proper rotation pattern and additional information. (See footnote +.) 63,000 Miles (105 000 km) 0 Change engine oil and filter ( o r every 3 months, whichever occurs first). An Emissior1 Control Service. 0 Lubricate chassis components (or every 3 months, whichexler occurs first). (See footnote #.) 0 Check rear/front axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking. (See footnote *'*.) DATE 7-19