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Old 03-21-2013, 05:31 PM   #28
Hamilton2400's Avatar
Drives: 2014 GMC Sierra/2015 GMC Acadia
Join Date: Oct 2010
Location: Cookeville TN
Posts: 723
The bulb wires will be the round connectors coming out of the grommet, one red and one blue (I think). The other two should be the high beam. One should be ground and the other should be the high beam wire.
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