1998 Oldsmobile Bravada Owner's Manual - Page 325

I Short TripKity Maintenance Schedule - I In hilly or mountainous terrain. - When doing frequent trailer towing. - Uses such as foundin taxi, police or delivery service. I f you do notuse your vehicle under any of these conditions, change the fluid andfilter every 50,000 miles (83 000 km). 0 Inspect air cleaner filter if you are driving industy conditions. Replace filter if necessary. An Emission Control Service.(See footnote?.) 0 Check readfront axle fluid level and add fluid as needed. Check constant **.) velocity joints and axle seals for leaking. (See footnote 78,000 MiZes (130 000 km) 0 Change engine oiland filter (or every 3 months, whichever occurs first). An Emission Control Service. 0 Lubricate chassis components (orevery 3 months, whichever occurs first). (See footnote#.) 0 Check readfront axle fluid level and add fluid needed. as 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 +.) DATE MILEAGE I - 7-21