The multi-band antenna is on the roof of the vehicle. The antenna is used for the AM-FM radio, OnStar, the SiriusXM Satellite Radio Service System, and GPS (Global Positioning System), if the vehicle has these features. Keep the antenna clear of obstructions for clear reception.
Satellite Radio Antenna
Audio PlayersInstallation Procedure
Note: If the location of the original plug weld holes can not be
determined, space the braze holes every 40 mm (1½ in).
Create 5 x 18 mm (4/16 x 11/16 in) slots for MIG-brazing along the edges
of the rear floor panel filler as noted from the original
panel.
Clean and prepare ...
Removal Procedure
Warning: Refer to Approved Equipment for Collision Repair Warning in the
Preface section.
Warning: Refer to Collision Sectioning Warning in the Preface section.
Warning: Refer to Glass and Sheet Metal Handling Warning in the Preface section.
Disable the SIR System. Refer to SIR Disabling ...
Removal Procedure
Disable the SIR System. Refer to SIR Disabling and Enabling.
Disconnect the negative battery cable. Refer to Battery Negative Cable
Disconnection and Connection.
Remove all related panels and components.
Visually inspect the damage. Repair as much of the damage as possible.
Remove the ...