2003 Lincoln Aviator Scheduled Maintenance Guide 6th Printing - Page 36
2003 Lincoln Aviator Manual
Page 36 highlights
Normal Schedule Normal Schedule Police and Taxi Vehicle Axle Maintenance Replace rear axle lubricant every 160,000 km (100,000 miles). Rear axle lubricant change may be waived if the axle was filled with 75W140 synthetic gear lubricant meeting Ford specification WSL-M2C192-A, part number FITZ-19580-B or equivalent. Add four ounces of additive friction modifier C8AZ-19B546-A (EST-M2C118-A) or equivalent for complete refill of Traction-Lok rear axles. The axle lubricant should be changed anytime an axle has been submerged in water. 450 and 550 Series Axle Maintenance Replace rear axle lubricant every 100,000 miles under normal driving conditions on all 450 and 550 series applications. For 450 and 550 vehicles operated at or near maximum Gross Vehicle Weights, the rear axle lubricant should be replaced every 50,000 miles. In addition, this 50,000 mile schedule should be observed when the vehicles are operated under the Special Operating Conditions, where noted, beginning on page 37. 36 2003 Universal Service Guide (usg) Universal Service Guide USA English (fus)