Combined wiring system - brake and turn signals are sent along the same wire.
Custom Fit Vehicle Wiring Specs:
Features:
This socket is designed to fit into a pre-existing cutout on 2007-2013 GM 1500 trucks and 2007-2014 GM 2500/3500 trucks. Twist-in connector also serves as a replacement for OEM sockets on GM trucks 1999-2013 that came with factory tow packages.
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