Sierra 1500 4WD V8-5.3L VIN Z Flex Fuel (2005)
2. Install the inner pinion bearing cup into the pinion gear bearing retainer using the J 37624 (2) and the J 8092 (1).
3. Install the outer pinion bearing cup into the pinion gear bearing retainer using the J 8608 (2) and the J 8092 (1).
4. Install the inner pinion bearing using the J 24433. Press the bearing on until the cone seats on the pinion.
5. Install a new collapsible spacer.
6. Lubricate the pinion bearings with axle lubricant. Use the proper fluid.
7. Install the outer pinion bearing into the pinion bearing retainer.
8. Install a new pinion oil seal using the J 22388.
9. Install the pinion into the pinion gear bearing retainer.
10. Apply sealant, GM P/N 12346004 (Canadian P/N 10953480) or equivalent, to the splines of the pinion yoke.