Navigator 4WD V8-5.4L VIN 5 (2006)
8. Using the special tool, disconnect the upper transmission fluid cooler tube from the radiator.
9. Remove the secondary latch from the lower transmission fluid cooler tube at the radiator.
10. Using the special tool, disconnect the lower transmission fluid cooler tube from the radiator.
11. Remove the transmission fluid cooler tubes from the vehicle.
Installation
1. Position the transmission fluid cooler tubes in the vehicle.
2. Connect the lower transmission fluid cooler tube to the radiator.