1998 Lincoln Navigator Scheduled Maintenance Guide 2nd Printing - Page 18
1998 Lincoln Navigator Manual
Page 18 highlights
Severe duty schedule 15,000 KILOMETERS (9,000 MILES) u Change engine oil and replace oil filter. DEALER AUTHORIZATION Date: Mileage: 20,000 KILOMETERS (12,000 MILES) u Change engine oil and replace oil filter. u Inspect and lubricate automatic transmission shift linkage. 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: 25,000 KILOMETERS (15,000 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 Change fuel filter (Recommended but not required for California Certified Vehicles). u Rotate tires and adjust air pressure. u Inspect drum and/or disc brake systems, hoses and lines. DEALER AUTHORIZATION Date: Mileage: 18