1998 Lincoln Navigator Scheduled Maintenance Guide 2nd Printing - Page 10
1998 Lincoln Navigator Manual
Page 10 highlights
Normal schedule u Inspect exhaust system for leaks, damage or loose parts. Remove any foreign material trapped by exhaust system shielding. 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: 96,000 KILOMETERS (60,000 MILES) u Change engine oil and replace oil filter. u Inspect engine cooling system, hoses, and clamps; check coolant strength every 24,000 km (15,000 miles) or 12 months. u Replace air cleaner filter every 50,000 km (30,000 miles) or 30 months. If operating in dusty conditions consult your dealer and/or follow severe duty maintenance schedule. u Replace PCV valve. u Change fuel filter (Recommended but not required for California Certified Vehicles). 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). DEALER AUTHORIZATION Date: Mileage: 104,000 KILOMETERS (65,000 MILES) u Change engine oil and replace oil filter. u Rotate tires and adjust air pressure. u Inspect and lubricate automatic transmission shift linkage. 10