1996 GMC Sonoma Owner's Manual - Page 316

Short TripKity Maintenance Schedule 72,000 Miles (120 000 km) 17 Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. 75,000 Miles (125 000 km) Change engine oil and filter (or every 3 months, whichever occurs first). An E~nissio~~ Corztrol Service. 0Lubricate 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 at every oil change (or every 3 months, whichever occurs first). D Check readfront axle fluid level and add fluid as needed. Check constant velocity joints and axle seals for leaking.** DATE SERVICED ACTUAL MILEAGE BY 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 at every oil change (or every 3 months, whichever occurs first). 0For Two-Wheel-Drive vehicles only: Clean and repack the front wheel bearings (or at each brake relining, whichever occurs first). 7-24