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Reverse camera install?

I am installing a reverse camera in my 08 trailblazer. I know one video goes to the RCA video on the head unit and the hot wire goes to the back of the headunit. And my question is does another wire go to the reverse lights

1 Answer

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  • KaeZoo
    Lv 7
    7 years ago

    The camera needs a power source; typically the accessory wire at the head unit works fine. If you want the head unit to automatically switch to the rear camera view when you put the vehicle into reverse, then there's a wire in the head unit harness that will need to be connected to the vehicle's reverse light wire.

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