1996 Pontiac Grand Am Owner's Manual - Page 314

45,000 Miles (75.000km) Cl Change engine oil and filter (or every 12 months, whichever occurs first). An Emission ControlService. 50,000 Miles (83.000km) . I 0Lubricate the suspension, steering linkage and transaxle shift linkage (orevery 12 months, whichever occursfirst). 7-30 + Change automatictransaxle fluid and filter if the vehicleis mainly driven under one or more of these conditions: - In heavy city trafficwhere the outside temperature regularly reaches 90 F (32 * C) or higher. - In hilly or mountainous terrain. - When doing frequent trailer towing.