Final Drive Internal Gear and Snap Ring Installation

WARNING: This page is about a different car, the 2008 Buick Lucerne. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: View Of Final Drive Internal Gear With Groove Aligned Up

Courtesy of GENERAL MOTORS CORP.

Install the final drive internal gear (120) with the groove up.
Install the final drive internal gear snap ring (135) flat side down.

Fig 2: Identifying Final Drive Internal Gear Snap Ring With Punch

Courtesy of GENERAL MOTORS CORP.

The final drive internal gear snap ring (135) opening should be in the actuator rod area. Set the final drive internal gear snap ring (135) in place with a light tap on a punch.