2003 GMC Sierra 1500 equipped with 6.0L V8 Gas OHV, 5.3L V8 Gas OHV, 5.3L V8 Flex OHV, 4.8L V8 Gas OHV, 4.3L V6 Gas OHV
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GM Original Equipment STEREO(UM8) INCLS CABLE AND GPS ANTENNA
2003 GMC Sierra 1500 equipped with 6.0L V8 Gas OHV, 5.3L V8 Gas OHV, 5.3L V8 Flex OHV, 4.8L V8 Gas OHV, 4.3L V6 Gas OHV
GM Original Equipment STEREO(UM8) INCLS CABLE AND GPS ANTENNA