Navigator 4WD V8-5.4L VIN 5 (2006)
8. Index-mark the axle universal joint flange to the pinion stem.
9. Using the special tool, separate the axle universal joint flange from the pinion gear.
10. Remove the flange.
11. Inspect the axle universal Joint flange for burrs, the nut counterbore and the seal contact surface for nicks, and the bearing cone contact area for
damage. Install a new flange if necessary.
12. Check the pinion stem splines for burrs. If burrs are evident, remove them with a fine crocus cloth.
Installation
1. Lubricate the axle universal joint flange splines and the pinion seal.
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Use front axle lubricant.
2. CAUTION: Never install the axle universal joint flange with a hammer or power tools.
NOTE: Disregard the scribe marks if installing a new flange.
Align the index-marks and position the axle universal joint flange on the pinion shaft.