1997 Ford Aerostar Scheduled Maintenance Guide 1st Printing - Page 18
1997 Ford Aerostar Manual
Page 18 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. 90,000 MILES (144,000 Kilometers) u Change engine oil and replace oil filter. u Inspect engine cooling system, hoses, and clamps; and check coolant strength every 15,000 miles (24,000 km) or 12 months. u Replace air cleaner filter. (2) u Inspect accessory drive belt(s). u Replace fuel filter (Recommended but not required for California vehicles). slide rails. u Inspect disc brake system, lubricate caliper u Inspect drum brake systems, hoses and lines. u Inspect and lubricate front wheel bearings (4x2 vehicles only). u Change transfer case oil. (4X4) u Lubricate throttle kickdown or TV lever ball studs. 18 Normal Schedule