Navigator 4WD V8-5.4L DOHC VIN R (2001)
Fluid - A/T: Fluid Type Specifications
See TSB 06-14-4
Transmission Fluid Type
4R100 .................................................................................................................................................................................................................... MERCON
4R70W .............................................................................................................................................................................................................. MERCON V
MERCON(R) automatic Transmission Fluid is being replaced by MERCON(R) V as a service fluid, as per TSB 06-14-4.