Express 3500 V8-4.8L VIN V (2005)
1. Install a new pinion oil seal using the J38694.
2. Apply sealant, GM P/N 12346004 (Canadian P/N 10953480) or equivalent, to the splines of the pinion yoke.
Notice: Refer to Pinion Flange/Yoke Installation Notice in Service Precautions.
3. Install the pinion yoke.
Align the marks made during removal.
4. Install the washer and a new pinion nut.
If the new pinion nut cannot be installed, perform the following steps in order to seat the pinion yoke onto the pinion so that the washer and new
pinion nut can be installed:
4.1.
Remove the pinion nut washer.
4.2.
Install the old pinion nut.
4.3.
Tighten the nut until a few of the shaft threads show through the nut so that the washer and new pinion nut can be installed.
4.4.
Remove the old pinion nut.
4.5.
Install the pinion nut washer
4.6.
Install the new pinion nut.
5. Install the J8614-01 onto the pinion yoke as shown.
Notice: Refer to Fastener Notice in Service Precautions.
Important: If the rotating torque is exceeded, the pinion will have to be removed and a new collapsible spacer installed.
6. Tighten the pinion nut while holding the J8614-01.
