1998 GMC Jimmy Owner's Manual - Page 371

Long TripLHighway Maintenance Schedule 82,500 Miles (137 500 km) (Continued) 0 Check readfront axle fluidlevel and add fluid as needed. Check constant velocity joints and axle seals for leaking. (See footnote**.) 0 Rotate tires. See "Tire Inspection and Rotation" in the Index for proper rotation pattern and additional information. (See footnote +.) 90,000 Miles (I50 000 km) 0 Change engine oil and filter (or every 12 months, whichever occurs first). An Emission Con.tro1Service. 0 Lubricate chassiscomponents (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 *$.) 13 Change automatic transmission fluid and filter if the vehicle is mainly driven under one or more of these conditions: - In heavy city traffic where the outside temperature regularly 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. If you do notuse your vehicle underany o these conditions, change the.fluid f and-filterevery 50,000 miles (83 000 knz). DATE 7-36