1997 Ford Aerostar Scheduled Maintenance Guide 1st Printing - Page 13
1997 Ford Aerostar Manual
Page 13 highlights
NOTE: It is normal for a certain amount of moisture and staining to be present around the muffler seams. The presence of soot, light surface rust or moisture does not indicate a faulty muffler. 50,000 MILES (80,000 Kilometers) u Change engine oil and replace oil filter. u Change engine coolant initially at 50,000 miles (80,000 km) or 48 months. Thereafter, change engine coolant every 30,000 miles (48,000 km) or 36 months (Gasoline engines only). 55,000 MILES (88,000 Kilometers) u Change engine oil and replace oil filter. u Rotate tires and adjust air pressure. (1) u Inspect and lubricate automatic transmission shift linkage. u Lubricate steering linkage suspension, driveshaft U-joint if equipped with grease fittings and lubricate slip yoke (if equipped). loose parts. Remove any foreign material trapped by exhaust system shielding. u Inspect exhaust system for leaks, damage or Normal Schedule 13