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Discussion Starter · #1 ·
I am trying to wire a secondary camera to my 2010 SRX. Which wire going into the reverse bulb is the positive wire, Taking it apart I see a black and green wire going into the bulb. I don't have a tool to measure electrical current right now to test myself. Also, is the positive wire 12v?
 

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2011 SRX4 3.0 Engine
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i would think the black is your ground - is on 99% of the cars on the planet :)
 
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