F 150 2WD Pickup V8-5.4L SOHC VIN 3 (1999)
12. Install the bearing caps and bearing cap bolts.
13. Rotate the differential several times to make sure the differential bearings are correctly seated.
14. Using the special tool check the backlash.
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If backlash is within specification, go to Step 15. If not, repeat Step 9.
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The specification shown in the illustration is the total allowable range.
15. Remove the bearing caps and bolts.
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To establish differential bearing preload, increase both left and right shim sizes by the specification shown in the illustration.
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Using a special tool, ensure the differential bearing shims are fully seated and the assembly turns freely.
