The multi-band antenna is on the roof of the vehicle. The antenna is used for 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.
If the vehicle has a sunroof, and it is open, reception can also be affected.
Radio Reception
Audio PlayersFull-Cut Method Description
Important:If corrosion of the pinch-weld flange is present, or if sheetmetal repairs or replacements are required, refinish the pinch-weldflange in order to present a clean, primer-only surface.If paint repairs are required, mask the flange bonding area,prior to applying the color coat, in order to ...