Tools Required

J 33837 Pinion Bearing Cup Remover and Installer

1. Install the left differential carrier case into the J 33837.

   Tighten the attaching bolts securely.

2. Install the J 33837-3.
3. Install the J 33837-4 onto the J 33837-3.
4. Install the outer pinion bearing cup onto the differential carrier case.
5. Install the outer pinion bearing cup by holding the J 33837-3 and turning the nut sleeve of the J 33837-1 counterclockwise in order to push the outer pinion bearing cup into place.
   Fig 1: Outer Pinion Bearing Cup

   Courtesy of GENERAL MOTORS CORP.
6. Install the inner pinion bearing cup into the differential carrier case opening.
   Fig 2: Installing Inner Pinion Bearing Cup Into Differential Carrier Case Opening

   Courtesy of GENERAL MOTORS CORP.
7. Place the J 338374-4 in the inner pinion bearing cup.
8. Extend the J 33837-3 through the pinion bearing cup bore.
9. Install the J 33837-4 onto the J 33837-3.
10. Seat the inner bearing cup by holding the J 33837-3 and turning the nut sleeve of the J 33837-1 clockwise until the J 33837-1 clockwise until the j 33837-4 is snug against the inner pinion bearing cup.

    Rotate the J 33837-4 several times in order to ensure the inner pinion bearing cup is not cocked in the bore.

11. Install the inner bearing cup by holding the J 33837-3 and turning the nut sleeve in order to pull the inner pinion bearing cup into place.