Q: electrical

asked by on February 11, 2017

pontiac montana i turn off the car take out the keys turn off headlights but all the lights stay on,headlight backlights instrument cluster i must unplug the battery,and when i am able to shut the lights off ,when i go back after awhile the lights are turned on by themselve.I have scanned for codes but found none
My car has an automatic transmission.

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