Drive Pinion Flange/Yoke &/Or Oil Seal: Removal
WARNING: This page is about a different car, the 2003 Pontiac Montana, 2003 Oldsmobile Silhouette, and 2003 Chevrolet Venture. However, it is still accessible from the selected car via links, so may be relevant.
Drain differential. Remove the torque tube assembly. See TORQUE TUBE ASSEMBLY . Remove the drive pinion housing oil seal, and discard. See Figure . Inspect the sealing surface of the drive shaft contained inside the torque tube. Polish corrosion off with a crocus cloth.