2014 Lincoln Navigator Owner Manual Printing 1 - Page 492

Scheduled Maintenance 491 SPECIAL OPERATING CONDITIONS If you operate your vehicle primarily in any of the following conditions, you need to perform additional maintenance as indicated. If you occasionally operate your vehicle under any of these conditions, it is not necessary to perform the additional maintenance. For specific recommendations, see your dealership service advisor or technician. Towing a trailer or using a car-top carrier Inspect frequently, Inspect and lubricate U-joints, if equipped with service as required grease fittings. See axle maintenance items under Exceptions. Every 5000 miles Inspect wheels and related components for (8000 km) abnormal noise, wear, looseness or drag. Rotate tires, inspect tires for wear and measure tread depth. Every 5000 miles Change engine oil and filter.* (8000 km) or Inspect and lubricate U-joints, if equipped with six months grease fittings. Every 60000 miles Change transfer case fluid (4WD vehicles). (96000 km) * Reset your oil life monitoring system after each engine oil and filter change. See the Instrument Cluster chapter. Extensive idling or low-speed driving for long distances as in heavy commercial use (such as delivery, taxi, patrol car or livery) Inspect frequently, Replace engine air filter. service as required Every 5000 miles Inspect brake system. (8000 km) Inspect wheels and related components for abnormal noise, wear, looseness or drag. Lubricate control arm and steering ball joints if equipped with grease fittings. Rotate tires, inspect tires for wear and measure tread depth. 2014 Navigator (nav) Owners Guide gf, 1st Printing, June 2013 USA (fus)