Quote:
Originally Posted by whaaaaT
Hmmmm good question. I have no idea where it is. I know the gps for the navigation is actually one of the little cut out looking things on the dash and the onstar is cellular antenna on the roof. xm antenna could be on the dash to i supose.
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Was yours a factory installed unit..??
Take a peek up on top of your rig... and see if you spot it .