1996 Buick Skylark Owner's Manual - Page 308

I Short Trip/City Maintenance Schedule 1 72,000 Miles (120 000 km) 0Change engine oil and filter every (or 3 months, whichever occurs first). An Emission Control Service. 69,000 Miles (115 000 km) 0Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. 0Lubricate the suspension, steering linkage (or and transaxle shift linkage every 6 months, whichever occurs first). I DATE MILEAGE ACTUAL SERVICED BY: DATE ACTUAL MILEAGE SERVICED BY: 7-19