Lock, then unlock a front door with the key to turn the anti-theft system off. If that doesn't work, suspect broken or frayed wires between the door hinges. There can be a linkage disconnected to the switch in the door too, but broken wires are much more common. One potential clue, when a wire isn't totally broken yet, is the function may work intermittently when moving the door between open and closed while operating that system.
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Monday, August 14th, 2017 AT 5:34 PM