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Some say to cut down on static electricity, others say it acts as a heat sink and still others say it's to keep it from coming off. I think it's some GM communication device to alien life forms through their OnStar system.
Some say to cut down on static electricity, others say it acts as a heat sink and still others say it's to keep it from coming off. I think it's some GM communication device to alien life forms through their OnStar system.
GM's part description of the wire says that it is for transfering heat and warming up the PCV valve. I don't remember exactley what they call it though.