Rear Output Drive Housing Cleaning and Inspection

WARNING: This page is about a different car, the 2016 GMC Acadia, 2016 Chevrolet Traverse, and 2016 Buick Enclave. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Exploded View Of Rear Output Drive Housing

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
Preliminary Procedures Clean all components in cleaning solvent and air dry. The transfer case internal components are not to be serviced. If internal components other than seals are damaged, the transfer case must be replaced.
1	Transfer Case Rear Output Shaft Flange NOTE: Replace if flange, threaded holes, or splines are damaged. Inspect sealing surface for corrosion, excessive wear, or damage.
2	Transfer Case Rear Output Shaft Oil Slinger NOTE: Replace the slinger if damaged, cracked, loose, or distorted.
3	Transfer Case Rear Output Shaft Bearing Assembly NOTE: Inspect bearings for roughness, spalling, or pitting.
4	Transfer Case Rear Output Shaft Housing NOTE: Inspect for cracks, broken areas, or other damage. Inspect bearing races for roughness, brinelling, or pitting. Inspect the O-ring channel for porosity or damage. Scratches or nicks in other areas may be repaired with light sanding.
5	Transfer Case Rear Output Shaft Splines NOTE: Inspect for damage and press fit to flange.
6	Transfer Case Rear Output Shaft NOTE: Inspect for pitting, excessive wear, or damage.