High Frequency Antenna Replacement

WARNING: This page is about a different car, the 2017 GMC Acadia. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: High Frequency Antenna

Courtesy of GENERAL MOTORS COMPANY

Callout	Component Name
Preliminary Procedure It is only necessary to lower the headlining. Only do those steps in the headlining procedure that will allow access to the component being removed. Refer to Headlining Trim Panel Replacement (With C3U)Headlining Trim Panel Replacement (Without C3U)
1	High Frequency Antenna Bolt CAUTION: Refer to Fastener Caution Tighten 9 N.m (80 lb in)
2	High Frequency Antenna Retainer NOTE: Discard the retainer and replace with a new retainer.
3	High Frequency Antenna Procedure Disconnect the electrical connectors. Fully remove the old bolt and retainer prior to removing antenna through roof. New antenna bolt and retainer will fit through roof opening prior to tightening the bolt and compressing the retainer.