all 1st design: 3 wires connect to each door ajar switch, each switch has 3... see moreall 1st design: 3 wires connect to each door ajar switch, each switch has 3 holes in a plastic insulator to accept pin type terminals on wires from harness
-replacement made in Taiwan-, all Replaces flasher #'s 146, 170, 175, 552, and SF552. (has... see more-replacement made in Taiwan-, all Replaces flasher #'s 146, 170, 175, 552, and SF552. (has a silver round metal housing)