Removal Procedure

WARNING: This page is about a different car, the 2006 Pontiac Montana SV6, 2006 Chevrolet Uplander, and 2006 Buick Terraza. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: View Of Drive Pinion Housing Oil Seal

Courtesy of GENERAL MOTORS CORP.

Remove the torque tube assembly. Refer to Torque Tube Assembly Replacement .
Remove the drive pinion housing oil seal (1) and discard.

Fig 2: Inspecting Sealing Surface Of Propeller Shaft

Courtesy of GENERAL MOTORS CORP.

IMPORTANT: The internal components of the torque tube assembly cannot be serviced separately. If corrosion exists that cannot be polished off or there is excessive scoring or wear, the torque tube must be replaced as a complete assembly.

Inspect the sealing surface (1) of the propeller shaft contained inside the torque tube. Polish corrosion off with a crocus cloth.