Center Support and Gear Unit Assembly Installation

WARNING: This page is about a different car, the 2007 GMC Yukon XL and 2007 Chevrolet Suburban. However, it is still accessible from the selected car via links, so may be relevant.

Tools Required

J 6129 Handle. See Special Tools .
J 28585 Snap Ring Remover. See Special Tools .
J 38868 Output Shaft Assembly Remover and Installer. See Special Tools .

Fig 1: View Of J 38868 & Transmission Main Shaft

Courtesy of GENERAL MOTORS CORP.

Attach the J 38868 and the J 6129 onto the main shaft. See Special Tools .
Align the bolt hole in the center support with the bolt hole in the case and carefully lower the center support and gear unit assembly (640-672) into the case.
Remove the tools.

Fig 2: View Of Center Support Retaining Ring At The 9:00 Position

Courtesy of GENERAL MOTORS CORP.

Using the J 28585 , install the center support retaining ring (633). See Special Tools . The end gap of the center support retaining ring (633) should be located at the 9 o'clock position with the beveled edge of the retaining ring facing up.