1968 Mercury Cougar tail light wiring harness repair plug end. We clip these with a generous amount of wiring (6 plus inches) that allows you the car owner to repair your own tail light wiring harnesses. This is a white 4 pin plug, that is designated D-4 in the wiring diagram. This plug plugs into the sequential turn signal relay in the trunk. We are offering all of the various plugs for repairs.
*NOTE* Need help diagnosing a Cougar turn signal problem? Victor Yarberry is the world's most knowledgeable expert on the subject. Vic has owned Cougars since the 1970's and is the designer of all of our solid state sequential systems. There is no question he cannot answer! Here is a link to a great source of information on the subject.