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Old 12-31-2010, 03:01 PM   #7
cableguy0
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Join Date: Apr 2000
Location: Delta,Pa
Posts: 14,950
Re: Door jamb switch: how does it work

Its just the ground point for the lights. Each wire is a ground from a different light. The headlight switch also acts as a ground in the system to turn the dome lights on. The lights always have power and its the ground that is switched.
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