XM Radio
#11
AND the OnStar antenna is at the rear also. But what do I know. I've only owned my car for 2 years now... Again, that hole in the antenna base is for the OnStar antenna. The base would be the XM antenna if you had XM.
Your OnStar may be working, just not very well without the mast.
Your OnStar may be working, just not very well without the mast.
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Sno White
"How To" Tutorial Library
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08-26-2009 05:48 PM