“How do u adjust the guidelines? My Metra backup camera is already installed. My stereo is an avh240nex, I see no way 2 adjust the lines.”

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• They can't be adjusted. They can be removed by cutting the white loop by the camera though.

  Answered by Installer 9 years ago

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• It's not adjustable.

  Answered by Bbrice25 8 years ago

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