1996 Chevrolet Tahoe Owner's Manual - Page 363

I Long Trip/Highway Maintenance Schedult; Gasoline Engines -~~ 60,000 Miles (100 000 km) (Continued) 0Inspect-fueltank, cap and lines for damage or leaks. Inspect fuel cap gasket for any damage. Replaceparts as needed. An Emission Control Service. 0Conduct ExhaustGas Recirculation (EGR) system inspection as described in the service manual.An Emission Control Service. 0Conduct evaporativecontrol system inspection. Check all fuel and vapor lines and hoses forproper hook-up, routing and condition. Checkthat the purge valve works properly, if equipped. Replace as needed. An.Emission Control Service. T Vehicles With GVWR Above8,500 lbs. Only: Inspect shields and underhood insulation for damage or looseness. Adjust or replace as required. This is a Noise Emission Control Service. Applicable only to vehicles sold in the United States. 0If your engine has a thermostatically controlled cooling fan, inspectall hoses and ducts for proper hook-up(or every 12 months, whichever occurs first). Be sure the valve works properly. This is a Noise Emission Control Service. Applicable only to vehicles sold in the United States. F = Fm ACTUAL MILEAGE SERVICED BY 7-36 i