1998 GMC Jimmy Owner's Manual - Page 368

Long Tripmighway Maintenance Schedule 60,000 Miles (100 000 km) 0 Change engine oil and filter (or every I2 months, whichever occurs first). An Emission Control Service. 0 Lubricate chassis components (or every 12 months, whichever occurs first). (See footnote#.) 0 Check readfront axle fluidlevel and add fluid as needed. Check constant velocity joints and axle seals forleaking. (See footnote **.) Change automatic transmission fluid and filter if the vehicle is mainly driven under one ormore of these conditions: - In heavy city traffic where the outside temperatureregularly reaches 90°F (32°C) or higher. - In hilly or mountainous terrain. - When doing frequent trailer towing. - Uses such as found in taxi, police or delivery service. I f you do not use your vehicle under an.y o these conditions, chun.ge the.fluid f andfilter every 50,000 miles (83 000 knz). 0 Rotate tires. See "Tire Inspection and Rotation" in the Index for proper rotation pattern and additional information. (See footnote +.) 0 Inspect engine accessory drive belt. 0 Replace fuel filter. An Emission Control Service. (See footnote-f.) (Continued) 7-33