1996 GMC Suburban Owner's Manual - Page 347

Short TripKity Maintenance Schedule Gasoline Engines -= If your engine has a thermostatically controlled cooling fan, inspect all hoses and ducts for proper hook-up (or every 12 months, whichever occurs first). Be sure the valve works properly. This is CI Noise E~nissionControl Service. Applicable only to vehicles s o l d in the United Stutes. 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). Replaceas needed. An Enzission Control Service. 0Inspect fuel tank, cap and lines for damage or leaks. Inspect fuel cap gasket forany damage. Replace parts as needed. An Emission Control Service. 0Inspect engine accessory drive belt. An Enzi.ssior.1 Cmtrol Service. Replace fuel filter. An Emission Control Service. 0Conduct Exhaust Gas Recirculation (EGR) system inspection as described in the service manual. An Emission C m l d Service. I I I I DATE ACTUAL MILEAGE SERVICED BY: 7-19