1998 Ford F150 Scheduled Maintenance Guide 2nd Printing - Page 30
1998 Ford F150 Manual
Page 30 highlights
Severe duty schedule 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. DEALER AUTHORIZATION Date: Mileage: 145,000 KILOMETERS (87,000 MILES) u Change engine oil and replace oil filter. u Rotate tires and adjust air pressure. DEALER AUTHORIZATION Date: Mileage: 150,000 KILOMETERS (90,000 MILES) u Change engine oil and replace oil filter. u Replace air cleaner filter every 50,000 km (30,000 miles) or 30 months. u Inspect engine cooling system, hoses, and clamps; check coolant strength every 24,000 km (15,000 miles) or 12 months. u Inspect accessory drive belt(s). u Change fuel filter (Recommended but not required for California Certified Vehicles). u Inspect and lubricate automatic transmission shift linkage. u Inspect drum and/or disc brake systems, hoses and lines. u Inspect and lubricate front wheel bearings, 4x2 only. u Inspect parking brake system for damage and operation. u Change transfer case oil (4x4). u Inspect exhaust system for leaks, damage or loose parts. Remove any foreign material trapped by exhaust system shielding. 30