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View Full Version : XM ready???

iraceIHRA
08-07-2007, 07:43 PM
Are the factory radios in the 04 Silverado's XM ready? I couldnt find anything in the manual.
Cableguy
08-07-2007, 08:13 PM
I think it was an option only. You'd have to take your VIN to dealer to find out for sure.