If you have an electric tounge jack , it could be the power line to the jack. It needs to be connected to the positive post if it is. The jack would be grounded by its attachment to the frame.
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2014 Wildwood 27RKSS 2004 Nissan Titan Pilot Steve
Co-Pilot Marlene Furry Four Leg children: Fancy Lab/Chow, LB Little Bit, Maltese, Rocky, Border Terrier
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