1995 GMC Sonoma Owner's Manual - Page 300

I Schedule Maintenance (Continued) Service. I I 0 Replace spark plugs (except 2.2L Code 4 engine). An Emission Control 0 Replace fuel filter. An Emission Control Service. 0 Replace air cleaner filter. Replace filter more often under dusty conditions. An Emission Control Service. 0 Rotate tires. See "Tire Inspection and Rotation'' in the Index for proper rotation pattern and additional information. ACTUAL DATE SERVICED MILEAGE BY: 33,000 Miles (55 000 km) 0 Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. 0 Lubricate the front suspension, ball joints, steering linkage and transfer case shift linkage, parking brake cable guides, propshaft splines, universal joints, brake pedal springs, and clutch pedal springs (or every 6 months, whichever occurs first). 0 Check readfront axlefluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking.** DATE MILEAGE ACTUAL SERVICED BY: + L 7-12