Installation Procedure

WARNING: This page is about a different car, the 2004 Pontiac Aztek and 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Installing A New Oil Seal Using J 44915

Courtesy of GENERAL MOTORS CORP.

Lubricate the new pinion housing assembly oil seal with synthetic gear oil GM P/N 12378514 Canadian P/N 88901045 or equivalent.
Use the J 44915 in order to install a new oil seal (2) to the drive pinion housing. See Special Tools and Equipment .
Install the torque tube assembly. Refer to Torque Tube Assembly Replacement .
Inspect the differential carrier lubricant level. Refer to Lubricant Change .