I am a former Ford Engineer and avid vehicle enthusiast. Ford has lengthened maintenance intervals to show reduced maintenance costs. Oil changing in the Engine, Transmission, Power Takeoff Unit(provides drive to the rear axle in AWD vehicles), Rear Axle. are addressed. My recommendations are especially targeted at Turbo Charged Engines, AWD, and Automatic Transmissions. Why now? Because of very complex Tranmission computer Controlled 6 speeds and more and reduced Oil Capacities. Recommendations: Engine- 5-w30 Blended or Synthetic and Filter. Initial change at 2000 miles(cleans our manufacturing dirt and initial wear particles) - every 4000 miles thereafter. Transmission- (Filter is internal...