headlight high beam wiring

2015 GMC SIERRA
22,000 MILES • 5.0L • 2WD • AUTOMATIC
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ESTOP
  • MEMBER
  • 1 POST
Trying to hook up a RinkuHous garage door opener to my turning signal/hi beam need to know what or the two color wires going to the high beam?
Dec 21, 2017 at 2:29 PM
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KHLOW2008
  • CAR REPAIR CONTRIBUTOR
  • 41,814 POSTS
Hi ESTOP,

The high beam power supply to bulb is white.

Yellow wire is for low beam.
Dec 21, 2017 at 8:50 PM
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