Input Shaft and Rear Output Drive Shaft 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: Identifying Input Shaft & Rear Output Drive Shaft Components

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 Input Shaft Gear NOTE: Inspect for pitting, excessive wear, or damage.
2	Transfer Case Rear Output Drive Shaft Gear NOTE: Inspect for pitting, excessive wear, or damage.
3	Transfer Case Input Shaft Bearing Assembly NOTE: Inspect bearings for roughness, spalling, or pitting.
4	Transfer Case Rear Output Drive Shaft Bearing Assembly NOTE: Inspect bearings for roughness, spalling, or pitting.