WARNING: This page is about a different car, the 2011 GMC Acadia, 2011 Chevrolet Traverse, and 2011 Buick Enclave. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Identifying Digital Radio Antenna
Courtesy of GENERAL MOTORS CORP.
Digital Radio Antenna Replacement
Callout
Component Name
1
Radio Antenna Procedure Screw the radio antenna into the radio antenna base assembly.