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Stock light wire color?

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Old Aug 13, 2013 | 01:58 PM
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Default Stock light wire color?

Anyone know what color the light dimming wire is on the stock radio wiring harness? I'm not using the PAC adapter...

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Old Aug 13, 2013 | 07:34 PM
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Based on your other posts I'm going to assume you're asking about the C6

It's not in the radio harness, tap the gray/black wire at the TC/AH button.
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Old Aug 13, 2013 | 07:57 PM
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Originally Posted by markcz
Based on your other posts I'm going to assume you're asking about the C6

It's not in the radio harness, tap the gray/black wire at the TC/AH button.
Awesome. Thanks Mark. Camera question. I have a rear view camera. At the camera itself, I grounded it and ran the pos wire to the reverse lights thinking when the car is in reverse it would power the camera. At the head unit I have an RCA and a red wire. Where does the red wire go? Switched power?

Then, where does the violet reverse wire go from the head unit? There's so any posts, I'm confused! You I trust. I'm down to the "wire" on my complete install. Thanks again....

Oops. Yep. 2013 Grand Sport...

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Old Aug 13, 2013 | 08:26 PM
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Purple wire from HU needs to be connected to wire that powers reverse bulbs. Run a wire back to rear of car or find it in the footwell, post #2 HERE has a pic of the wire.

That wire is what makes your HU automatically switch to the rear camera when you're in reverse.

You have two choices for powering the camera:

1 - Connect both + and ground to backup lights, which will only let you see video when in reverse. (green is +, black is -)

2 - Connect + to a switched power source so you can manually push buttons on HU to view rear video while driving forward. You can use red wire in interface adapter that powers up HU as your switched source.
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