1997 GMC Suburban Owner's Manual - Page 381

I Short Trip/City Maintenance Schedule -- Gasoline Engines I 84,000 Miles (140 000 km) 0Change engine oil and filter (or every 3 months, whichever occurs first). An EInission Control Service. 87,000 Miles (145 000 km) 0Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. U Lubricate chassis components (or every 3 months, whichever occurs first). (See footnote #.) 0Check readfront axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking. (See footnote **.) Rotate tires. See "Tire Inspection and Rotation" in the Index for proper rotation pattern and additional information. (See footnote +.) Lubricate chassis components (or every 3 months, whichever occurs first). (See footnote #.) 0Check readfront axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking. (See footnote **.) DATE ACTUAL MILEAGE SERVICED BY: 7-25