WARNING: This page is about a different car, the 2004 Pontiac Sunfire, 2004 Chevrolet Classic, and 2004 Chevrolet Cavalier. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: View Of Fretting Ring
Courtesy of GENERAL MOTORS CORP.
IMPORTANT:
The fretting ring (119) is in the case ring groove. Do not remove the fretting ring unless it appears damaged.