1997 GMC Sonoma Owner's Manual - Page 327

1 Short Trip/City Maintenance Schedule 1 39,000 Miles (65 000 km) 0Change engine oil and filter (or every 3 months, whichever occurs first). An Emission ControlSewice. 0Rotate tires. See "Tire Inspection and Rotation" in the Index for proper rotation pattern and additional information. (See footnote +.) 0Check readfront axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking. (See footnote **.) 0Lubricate 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 **.) ACTUAL MILEAGE 1- 1 I DATE ACTUAL MILEAGE SERVICED BY: I I 7-17