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: Liftgate Garnish Molding (TB4)
Courtesy of GENERAL MOTORS COMPANY
Callout
Component Name
1
Liftgate Upper Trim Finish Panel Retainer (Qty: 6)